Welcome to the ultimate guide for crafting the most decadent and irresistible **Frosted Brownies**. Imagine a rich, fudgy chocolate brownie base, generously crowned with a velvety, smooth **Chocolate Buttercream Frosting**. This isn’t just a dessert; it’s an experience, a symphony of chocolate that promises to captivate every palate. The indulgent ratio of luscious buttercream to dense brownie makes each bite an absolute delight, truly pushing these homemade treats over the top!
There was a time when the ease of a box mix seemed like a savior, especially with three little ones bustling about. A quick brownie mix with its accompanying frosting packet was often my go-to for a speedy sweet treat. However, as my children grew and ventured off to school, a new culinary adventure began in my kitchen. I started exploring and perfecting homemade brownie recipes, determined to create something truly special. The real magic happened when I paired those perfect fudgy brownies with a luxurious **Chocolate Buttercream Recipe**. The transformation was immediate – from a simple dessert to a family legend, making me an undisputed hero in our home!

Why These Frosted Brownies Are an Absolute Must-Make
For years, my family had a running critique: my scratch-made brownies, bless their heart, simply couldn’t compete with the nostalgic appeal of the boxed variety, often described as having a “cardboardy” texture. And heaven forbid I presented a batch without frosting! That was pure blasphemy in our household. But those days are long gone. This **Frosted Brownies Recipe** has not only silenced the critics but has also converted them into ardent fans of homemade goodness. Here’s why this recipe will become your new go-to:
- Unmatched Flavor and Texture: These aren’t just brownies; they’re an elevated dessert experience. The homemade base is incredibly fudgy and rich, a stark contrast to any dry or cakey boxed alternative. The moment you taste the deep chocolate flavor, you’ll understand why it’s superior.
- Luxurious Chocolate Buttercream: The secret weapon is a generous, thick layer of our homemade **Chocolate Buttercream Frosting**. Crafted with real butter, it’s unbelievably creamy, smooth, and melts in your mouth, perfectly complementing the intense chocolate brownie. This frosting alone is a game-changer!
- Crowd-Pleasing Perfection: Whether you’re heading to a casual picnic, a festive potluck, or a family gathering, these brownies are guaranteed to be a showstopper. Prepare for a flurry of compliments and, inevitably, requests for the recipe. They’re easy to transport and always disappear fast!
- Simple, Yet Sophisticated: While they taste incredibly gourmet, the process of making these frosted brownies is surprisingly straightforward. Even novice bakers can achieve spectacular results, making them an ideal recipe for anyone looking to impress without stress.
Essential Brownie Ingredients
Creating the perfect fudgy brownie starts with selecting the right components. Each ingredient plays a crucial role in achieving that rich, dense, and deeply chocolatey base that holds up beautifully to a thick layer of frosting. Here’s a glimpse at what you’ll need for the brownie portion:

Luscious Frosting Ingredients
The crowning glory of these brownies is undoubtedly the silky-smooth chocolate buttercream. Made from a handful of simple ingredients, this frosting transforms a great brownie into an extraordinary one. The quality of these ingredients is key to achieving that perfect texture and rich flavor.

Detailed Ingredient Notes for Success
Achieving baking perfection often comes down to understanding the nuances of your ingredients. Here are some essential notes and tips for each component to ensure your frosted brownies turn out flawlessly:
- Kitchen Staples: Sugar, Flour, Salt, Milk – These pantry basics form the backbone of your recipe. For best results, use standard granulated white sugar and all-purpose flour. Salt is crucial for balancing the sweetness and enhancing the chocolate flavor. Whole milk generally yields a richer frosting, but any milk will work.
- Butter: The Heart of Richness – I always opt for salted butter in both the brownies and the frosting, as it adds a depth of flavor and helps balance the sweetness. For the brownies, melted butter creates that signature fudgy texture. For the frosting, however, room temperature butter is absolutely vital. It creams beautifully with powdered sugar, creating a light, airy, and super-smooth buttercream. If your butter is too cold, your frosting will be lumpy; if too warm, it might be greasy.
- Eggs: Binding and Structure – Use large eggs. For seamless incorporation into the brownie batter, ensure your eggs are at room temperature. This allows them to emulsify better with the other ingredients, resulting in a more uniform and tender brownie. To quickly bring eggs to room temperature, place them in a bowl of warm (not hot) water for 5-10 minutes.
- Vanilla Extract: A Flavor Enhancer – This is where quality truly shines. Never compromise with artificially flavored vanilla. Always seek out “real vanilla extract” or “pure vanilla extract” on the label. High-quality vanilla, like Nielsen-Massey, elevates the overall flavor profile of both the brownies and the frosting, adding a warm, aromatic depth that artificial versions simply cannot replicate.
- Cocoa Powder: The Chocolate Core – Standard unsweetened cocoa powder, such as Hershey’s or Ghirardelli, works wonderfully here. These provide a robust chocolate flavor without added sweetness, allowing you to control the sugar content. For an even richer, darker brownie, you could experiment with Dutch-process cocoa, but adjust baking soda/powder accordingly as it’s less acidic. Sifting your cocoa powder is highly recommended for both the brownie batter and frosting to prevent lumps and ensure a smooth consistency.
- Baking Powder: The Gentle Leavener – Unlike baking soda, baking powder has a shorter shelf life and often expires before it’s fully used. A simple test: drop a spoonful into a glass of hot water. If it bubbles vigorously, it’s still potent and ready for action. If not, it’s time to replace it. A fresh baking powder ensures your brownies have just the right amount of lift without becoming cakey.
- Powdered Sugar (Confectioners’ Sugar): For Silky Frosting – For the smoothest, most luxurious buttercream, sifting your powdered sugar is highly recommended. This removes any small lumps and helps create that melt-in-your-mouth texture. While not strictly “crucial” for casual baking, it makes a noticeable difference, especially if you’re aiming for bakery-quality results or serving for a special occasion.
Mastering the Art: Expert Baking Tips
Transforming simple ingredients into extraordinary frosted brownies involves a few key techniques. These expert tips will help you achieve perfect results every time, ensuring your brownies are fudgy, flavorful, and beautifully frosted:
- Room Temperature Eggs are Non-Negotiable: Always allow your eggs to come to room temperature before mixing them into the brownie batter. This ensures they incorporate smoothly with the melted butter and sugar, creating a cohesive, emulsified batter that bakes evenly and results in a tender, fudgy brownie texture.
- PRO-Tip: Verify Your Baking Powder’s Potency: Baking powder is a silent hero in many recipes, but it loses its effectiveness over time. Since it’s not used as frequently as baking soda, it often expires unnoticed. Before you start, test its potency: add a spoonful to boiling water. If it fizzes and bubbles vigorously, it’s good to go. If not, replace it immediately to avoid flat, dense brownies.
- PRO-Tip: Sift for Smoothness: For both the cocoa powder in the brownies and the powdered sugar and cocoa in the frosting, sifting is a game-changer. It eliminates lumps, making your brownie batter smoother and your frosting incredibly silky and easy to spread, giving it that professional bakery finish.
- Choose Pure Vanilla Extract: The quality of your vanilla extract significantly impacts the overall flavor. Opt for “pure” or “real” vanilla extract over artificially flavored versions. The depth of flavor it adds to both the brownies and the buttercream is incomparable and will make your dessert truly shine.
- Perfectly Baked Brownies: The Toothpick Test Decoded: Overbaking is the arch-nemesis of a fudgy brownie. To check for doneness, insert a toothpick into the center of the pan. Unlike cakes, you don’t want it to come out completely clean. Instead, look for moist crumbs attached to the toothpick. If it comes out with wet batter, it needs more time. If it comes out clean, you’ve likely overbaked them, leading to a drier, cakey texture. Check a few spots, not just one.
- Cool Completely Before Frosting: Patience is a virtue, especially when it comes to frosted brownies. Ensure your brownies are completely cooled to room temperature before applying the buttercream. Frosting warm brownies will cause the buttercream to melt, creating a messy, soupy disaster. For best results, you can even chill the brownies for an hour or two after they’ve cooled.
- Line Your Pan for Easy Removal: For effortless removal and clean slices, always line your baking pan with parchment paper or non-stick foil, leaving an overhang on the sides. Once the brownies are cooled, you can simply lift them out of the pan using the overhang, making cutting a breeze.
Step-by-Step Visual Guide to Making Frosted Brownies
Ready to create these chocolate masterpieces? Follow these visual steps to guide you through the process of baking your perfect fudgy brownies and crafting that irresistible chocolate buttercream. Each image provides a clear checkpoint, ensuring your journey from ingredients to delightful dessert is smooth and successful.






Frequently Asked Questions About Frosted Brownies
Got questions? We’ve got answers! Here are some common inquiries about baking, storing, and enjoying your irresistible frosted brownies, complete with expert tips to ensure your baking journey is a sweet success.
To maintain their perfect fudgy texture and creamy frosting, store your frosted brownies at room temperature in an airtight container. They will remain wonderfully fresh and delicious for up to 3 days. For longer storage or if your kitchen is particularly warm, you can store them in the refrigerator, but be sure to let them come to room temperature before serving for the best taste and texture.
Absolutely! These frosted brownies freeze beautifully, making them perfect for meal prepping desserts or saving for a sudden craving. Here’s how to do it: first, cut the brownies into individual squares. Then, arrange them in a single layer on a tray or baking sheet and freeze for about 30-60 minutes, or until the frosting is firm. This crucial step prevents the frosting from smudging. Once hardened, transfer the brownies to an airtight, freezer-safe container. PRO-Tip: Place a sheet of waxed paper or parchment paper between layers to prevent them from sticking together. When you’re ready to enjoy, simply defrost them in the refrigerator overnight. They will retain their superb quality for up to 3 months in the freezer.
PRO-Tip: The most common culprit behind dry, crumbly brownies is overbaking. Brownies are not like cakes or muffins where a completely clean toothpick indicates doneness. The trick with brownies is to remove them from the oven when a toothpick inserted into the center still has a few moist crumbs clinging to it, or when the edges are set but the center still looks slightly underdone. Also, overmixing the batter can develop the gluten in the flour too much, leading to a tougher, drier texture. Mix until just combined. Remember that all ovens vary; yours might run hotter or colder. Investing in an oven thermometer can save many a baked good from an unfortunate fate. Trust your nose too – when the aroma of baked brownies fills your kitchen, it’s a good sign to start checking for doneness.
Fudginess in brownies is largely dependent on the ratio of fat to flour, and also the amount of sugar and eggs. PRO-Tip: A higher fat content (from butter or oil) combined with a moderate amount of flour and a good ratio of sugar and eggs will result in those coveted dense, moist, and chewy fudgy brownies. This recipe uses ½ cup butter to ½ cup flour, which strikes a beautiful balance, ensuring they are definitely on the fudgy side, far from being cakey. Using melted butter also contributes to that dense, chewy texture.
Packing brownies for an event requires a little forethought for neatness and transport. If you chill your frosted brownies in the refrigerator for at least an hour before cutting, they will slice much more cleanly, giving you picture-perfect squares. When they are cold, the frosting will also be firm, making them incredibly easy to stack without smudging. Place a sheet of waxed paper or parchment paper between each layer of brownies in your container to prevent sticking. Once you arrive at your destination, you can arrange them on a serving plate and allow them to come to room temperature for about 30 minutes before serving. This ensures they’re not rock-hard and the frosting is perfectly soft and creamy.
Absolutely! This recipe provides a fantastic base for creativity. For the brownies, consider adding chocolate chips, chopped nuts (walnuts or pecans work wonderfully), or a swirl of caramel or peanut butter before baking. For the frosting, you can experiment with different flavorings. A hint of espresso powder will enhance the chocolate flavor, peppermint extract can create a festive twist, or a dash of almond extract offers a unique nutty note. You could also sprinkle the top with sea salt flakes, chopped nuts, or chocolate shavings for an extra flourish.
You’ll need a few basic kitchen tools to make these brownies a success. Essential items include an 8×8 inch baking pan (metal or glass), parchment paper or non-stick foil for lining, a large mixing bowl (microwave-safe if melting butter in the microwave), a whisk or electric mixer for the batter, and a stand mixer or hand mixer for making the buttercream. Measuring cups and spoons are, of course, a must. A good quality rubber spatula will help you spread the batter and frosting smoothly.

My most honest critic, my chocoholic husband, offered his unsolicited review: “These are really, really good.” And then, almost immediately, “Why don’t you pick up the ingredients to make those brownies again?” High praise indeed!
Explore More Decadent Desserts You May Also Like:
If you’re a fan of rich, chocolatey treats, you’ll love these other recipes that are just as irresistible. Expand your baking repertoire with these delightful options:
- Baileys Irish Cream Brownies from TexanErin Baking
- Classic German Chocolate Cake
- Irresistible Glazed Walnut Brownies
- Luxurious Truffle Brownies
- Cream Filled Chocolate Cupcakes
- Discover more of our Indulgent Homemade Chocolate Recipes
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Frosted Brownies Recipe
20 minutes
23 minutes
43 minutes
16 brownies
A high buttercream to brownie ratio makes these rich, fudgy Frosted Brownies truly irresistible and a guaranteed crowd-pleaser!
Ingredients
For the Fudgy Brownies:
- ½ cup (1 stick) unsalted or salted butter
- 1 cup granulated white sugar
- 2 large eggs, at room temperature
- 1 teaspoon pure vanilla extract
- ⅓ cup unsweetened cocoa powder, sifted
- ½ cup all-purpose flour
- ¼ teaspoon salt
- ¼ teaspoon baking powder
For the Velvety Chocolate Buttercream Frosting:
- ½ cup (1 stick) unsalted or salted butter, at room temperature
- 1 ¼ cup powdered sugar (confectioners’ sugar), sifted
- 3 tablespoons unsweetened cocoa powder, sifted
- 2 tablespoons milk (whole milk recommended for richness)
- ½ teaspoon pure vanilla extract
Instructions
- Preheat your oven to 350ºF (175ºC). Line an 8×8-inch baking pan with non-stick foil or parchment paper, ensuring there’s an overhang on two sides for easy removal. Alternatively, butter and flour the pan.
- In a large microwave-safe bowl, melt the ½ cup butter. Stir in the granulated sugar, room temperature eggs, and vanilla extract until well combined. Gradually mix in the sifted cocoa powder, all-purpose flour, salt, and baking powder until just combined and no dry streaks remain. Be careful not to overmix. Spread the batter evenly into your prepared baking pan.
- Bake in the preheated oven for 23 to 28 minutes, or until a toothpick inserted into the center comes out with moist crumbs attached (not wet batter). Do not overbake, as this will lead to dry brownies. Let the brownies cool completely in the pan on a wire rack before frosting.
- Once the brownies are completely cool, prepare the frosting. In a medium bowl with an electric mixer (stand or hand-held), beat together the ½ cup room temperature butter until light and creamy. Gradually add the sifted powdered sugar and sifted cocoa powder, alternating with the milk, beating until smooth and well combined. Stir in the ½ teaspoon vanilla extract. Beat until the frosting is light, fluffy, and smooth.
- Evenly spread the chocolate buttercream frosting over the cooled brownies. For the neatest slices, chill the frosted brownies in the refrigerator for at least 30 minutes before cutting. Cut into 16 squares and serve.
Notes
For the cleanest looking slices, I always chill my frosted brownies in the refrigerator for at least 30 minutes before cutting. Allow them to come to room temperature for about 15-20 minutes before serving for the best texture and flavor. This recipe is adapted from numerous trusted sources, ensuring a perfectly balanced and delicious outcome every time.
Recommended Baking Products
As an Amazon Associate and member of other affiliate programs, I earn from qualifying purchases when you use these links.
- USA Pan Bakeware Square Cake Pan, 8 inch, Nonstick
- Nonstick Foil
- 3 Pyrex Mixing Bowls
Nutrition Information:
Yield:
16
Serving Size:
1 brownie
Amount Per Serving:
Calories: 219Total Fat: 12gSaturated Fat: 8gTrans Fat: 0gUnsaturated Fat: 4gCholesterol: 54mgSodium: 142mgCarbohydrates: 26gFiber: 1gSugar: 21gProtein: 2g
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