Imagine your kitchen filled with the inviting aroma of warm cinnamon and baked apples, all without the fuss of an oven. This Easy Slow Cooker Apple Crisp with Oatmeal is your answer to a quick, delectable, and almost entirely hands-off dessert. It’s the perfect treat when you crave the comforting flavors of apple pie but need a simpler, less demanding approach. Let your slow cooker do all the heavy lifting, transforming fresh apples into a tender, spiced delight, crowned with a hearty oatmeal crumble.
Our Crock Pot Apple Crisp delivers all the beloved tastes and textures of a classic apple pie, minus the intricate baking process. Each spoonful offers a delightful medley of tender, perfectly spiced apples infused with cinnamon and a hint of nutmeg, beautifully complemented by a golden, buttery oatmeal topping. For an irresistible finish, serve it warm with a generous scoop of creamy vanilla ice cream. As the ice cream slowly melts, it mingles with the sweet, aromatic juices released by the apples during their slow cook, creating a truly divine experience that will have everyone asking for seconds.

Why You Must Make This Effortless Slow Cooker Apple Crisp
For many, the slow cooker is a workhorse for savory meals – stews, chilis, and pot roasts. But have you considered its potential for crafting irresistible desserts? I confess, my slow cooker often sat dormant, especially when it came to sweets. However, discovering the magic of slow cooker desserts, particularly this phenomenal apple crisp, has been a revelation. It’s time to hop on the bandwagon and experience the ease and joy it brings!
- Unbeatable Convenience: This Easy Slow Cooker Apple Crisp with Oatmeal will fundamentally change the way you think about baking. It demonstrates just how quick and utterly painless creating a sensational dessert in your Crock-Pot can be. Forget constant oven checks or precise timing.
- Minimal Prep, Maximum Flavor: The hands-on preparation for this recipe is refreshingly minimal, leaving your slow cooker to handle the majority of the work. This frees you up to focus on other tasks, entertain guests, or simply relax while a delicious dessert practically makes itself.
- Worry-Free Cooking: Unlike oven-baked goods that can quickly burn if forgotten, this slow cooker version is incredibly forgiving. If dinner runs long or you get sidetracked, there’s no need to panic – your apple crisp will patiently await its moment, maintaining its perfect texture and warmth without overcooking.
- Aromatherapy for Your Home: As this apple crisp slowly simmers, your kitchen will be enveloped in the most enchanting, warm, and inviting aroma of cinnamon, nutmeg, and sweet apples. It’s a delightful sensory experience that makes your home feel cozy and welcoming, perfect for any season, especially autumn.
- Family-Friendly & Crowd-Pleasing: This dessert is a guaranteed hit with both family and friends. Its classic flavors and comforting nature make it an ideal choice for weeknight treats, holiday gatherings, or any occasion where a delicious, homemade dessert is desired.
While my husband, Bill, sometimes expresses a preference for a crisp topping without oatmeal, I’m a firm believer in its inclusion for this slow cooker rendition. The oats not only add a delightful chewiness and nutty flavor but also play a crucial role in maintaining the topping’s structure throughout the extended 4-hour cooking process. In this particular culinary debate, I happily stand by my oat streusel – a cook’s prerogative, indeed! It’s a battle I’m always glad to win, and I’m sure you’ll agree once you taste the results.

How to Master Your Slow Cooker Apple Crisp: A Simple Step-by-Step Guide
This recipe is truly a breeze – even for novice bakers. The most labor-intensive step is simply preparing the apples, and once that’s done, the rest is smooth sailing. Here’s a detailed breakdown of how to create this comforting dessert:
- Prepare the Apples: Begin by washing, peeling, and thinly slicing your chosen apples. Aim for slices of uniform thickness to ensure even cooking. Gently add and arrange these prepared apple slices into the bottom of your slow cooker. A single layer is ideal, but if you have a larger batch, spreading them as evenly as possible will work wonders.
- Craft the Crumble Topping: In a separate mixing bowl, combine all the dry ingredients for your topping: the old-fashioned oatmeal, all-purpose flour, rich brown sugar, fragrant cinnamon, and a few generous grates of fresh nutmeg. Whisk them together thoroughly until well combined.
- Incorporate the Butter: Now comes the satisfying part! Add cold, cubed butter to your dry topping mixture. Using a pastry blender or your fingertips, work the butter into the dry ingredients. The goal is to achieve a coarse, crumbly texture, resembling wet sand or small peas. While using your fingers can be a bit messy, it’s often the most effective way to feel for the right consistency.
- Top and Set: Evenly spread this glorious oatmeal crumble mixture over the prepared apples in the slow cooker. Ensure the apples are completely covered for the best results.
- The Secret to Success – Paper Towels: This step is crucial for minimizing a soggy topping. Place a double layer of paper towels directly over the rim of the crockpot, just before putting on the lid. These paper towels will absorb the steam and condensation that builds up during cooking, preventing it from dripping back onto your topping and making it mushy.
- Slow Cook to Perfection: Secure the lid firmly over the paper towels. Set your slow cooker to the “low” setting and let it cook for approximately 4 hours. During this time, the apples will soften beautifully, and the flavors will meld together, filling your home with an irresistible aroma.
- Serve and Savor: Once the 4 hours are up, remove the lid and paper towels. You’ll be greeted with a hot, bubbly, cinnamon-spiced slow cooker apple crisp, ready for dessert! While the topping may not achieve the exact crispiness of an oven-baked version, it will still be incredibly flavorful and wonderfully tender. Serve it warm with a generous scoop of creamy vanilla ice cream, a dollop of fresh whipped cream, or a drizzle of caramel sauce, and savor every delicious, comforting bite!
A Quick Note on Texture: It’s important to set expectations for the topping. Due to the moist environment of the slow cooker, the crumble will not be as crunchy or deeply browned as a traditional oven-baked apple crisp. However, it will still be exceptionally flavorful, offering a delightful chewiness from the oats and a beautiful complement to the tender, spiced apples beneath. The ease and incredible taste more than make up for this slight difference in texture. Just scoop, top with your favorite accompaniment, and enjoy!
Expert Tips for the Best Slow Cooker Apple Crisp Every Time
Achieving a consistently delicious slow cooker apple crisp is easy with a few insider tricks. Here are my top expert tips to ensure your dessert turns out perfectly every single time:
- Choose the Right Apples: The type of apple you use significantly impacts the final texture of your crisp. Opt for apples that maintain their shape well during cooking and offer a good balance of tartness. Granny Smiths are an excellent choice due to their firm texture and bright flavor, which cuts through the sweetness of the crisp. Other great options include Honeycrisp, Braeburn, or even a mix of varieties for a more complex flavor profile. Be aware that even the firmest apples will soften considerably in the slow cooker, often resembling a chunky applesauce consistency, which is perfectly normal and delicious for this type of dessert.
- PRO-Tip: Old-Fashioned Oats are Key: When it comes to the topping, always reach for old-fashioned rolled oats instead of quick oats. Quick oats are pre-cooked and finely cut, which means they tend to break down and become mushy during the long cooking time in the slow cooker. Old-fashioned oats, on the other hand, retain their structure better, providing that desired chewiness and substance to the crumble, enhancing both texture and flavor.
- PRO-Tip: The Paper Towel Secret: This is arguably the most crucial tip for preventing a soggy topping. Before placing the lid on your slow cooker, lay a double layer of paper towels directly over the top of the crockpot. As the apple crisp cooks, steam is naturally produced. The paper towels act as an absorbent barrier, trapping this steam and preventing it from condensing and dripping back down onto your delicate topping. This simple step helps maintain as much crispness as possible in the slow cooker environment.
- The Ultimate Serving Suggestion: My absolute favorite way to enjoy a warm slow cooker apple crisp is topped with a generous scoop of high-quality vanilla ice cream. The contrast between the warm, spiced apples and the cold, melting ice cream is heavenly. The heat from the dessert gently softens the ice cream, allowing its creamy goodness to mingle with the sweet apple juices, creating an unparalleled dessert experience. Don’t hesitate to add a sprinkle of extra cinnamon or a drizzle of caramel sauce for an extra touch of indulgence.
- Storage and Reheating: Leftover apple crisp can be stored in an airtight container in the refrigerator for up to 3-4 days. To reheat, you can microwave individual servings until warm, or for a larger batch, gently warm it in an oven at 300°F (150°C) until heated through.

Frequently Asked Questions About Slow Cooker Apple Crisp
While the terms are often used interchangeably, a Crock-Pot is actually a specific brand of slow cooker. All Crock-Pots are slow cookers, but not all slow cookers are Crock-Pots. Both appliances are electric, designed to cook food slowly over several hours at a low temperature, making them perfect for tenderizing meats, simmering stews, and creating comforting desserts like this apple crisp. They generally consist of a heated housing unit, a removable stoneware or ceramic insert, and a lid.
Keeping the topping perfectly crisp in a slow cooker can be challenging due to the moist, steamy cooking environment. However, there’s a highly effective trick to minimize sogginess: place a few layers of paper towels between the slow cooker and its lid. These towels act as a barrier, absorbing the steam and condensation that naturally develops as the apple crisp cooks. By doing so, they prevent the moisture from dripping back onto your crumble topping. While this method won’t yield a topping as crunchy as one baked in a conventional oven, it significantly helps in maintaining a better, more pleasing texture.
A delectable crisp topping is all about creating that perfect crumbly texture. Start by combining all your dry ingredients – typically flour, sugar (white or brown), oats (if using), and spices – in a bowl. Then, introduce cold, unsalted butter, cut into small cubes. The key is to “cut” the butter into the dry ingredients. You can do this efficiently with a handheld pastry blender, which quickly breaks down the butter into pea-sized pieces. Alternatively, and my preferred method, use your fingertips to rub the butter into the flour mixture. This technique allows you to feel the texture, ensuring you achieve a coarse, crumbly mixture that holds together when pinched but easily falls apart, creating those irresistible crumbles.
Apple crisp is a versatile dessert that can be cooked using various methods, each offering a slightly different result. Traditionally, it’s baked in an oven, which usually takes about 40-45 minutes at around 375°F (190°C) for the apples to soften and the topping to turn golden brown and crisp. For a hands-off approach, the slow cooker method, as detailed in this recipe, typically requires 4 hours on a low setting, resulting in wonderfully tender apples and a chewy topping. I’ve even experimented with grilling an apple crisp! If using a gas grill, maintaining a consistent temperature of about 350°F (175°C) can mimic oven baking, taking around 45 minutes. With charcoal grills, it’s a bit more variable, often requiring you to test the apples for tenderness by piercing them. Each method offers a unique charm, but for sheer convenience and a moist, comforting result, the slow cooker reigns supreme.
Absolutely! While classic apple crisp is always a winner, you can certainly experiment by adding other fruits. Pears, berries (like blueberries or raspberries), or even a touch of cranberries can introduce delightful new flavors and textures. If adding berries, you might want to slightly reduce the amount of liquid or add a tablespoon of cornstarch to the fruit mixture to prevent it from becoming too watery. For pears, ensure they are firm enough to hold up during the slow cooking process.
Yes, you can certainly do some prep work in advance. You can peel and slice the apples and store them in an airtight container with a little lemon juice to prevent browning for up to a day in the refrigerator. The dry topping mixture can also be prepared ahead of time and stored in a sealed container at room temperature. When you’re ready to cook, simply combine the prepped ingredients in the slow cooker and follow the cooking instructions. For the best texture, I recommend assembling and cooking the crisp on the same day it will be served.
Explore More Comforting Dessert Recipes
If you’ve fallen in love with the ease and deliciousness of this slow cooker apple crisp, you’re in for a treat! There’s a whole world of comforting desserts waiting to be discovered, many of which can be made with minimal fuss. Here are some more delightful recipes you might also enjoy, perfect for satisfying your sweet tooth:
- Gooey Slow Cooker Caramel Blondies from Taste and Tell – Indulge in chewy blondies with a rich caramel swirl, made effortlessly in your slow cooker.
- 30 Slow Cooker Recipes – A diverse collection featuring a variety of dishes, perfect for expanding your slow cooker repertoire beyond just desserts.
- Best Fall Slow Cooker Recipes – Embrace the flavors of autumn with this curated selection of hearty and warming dishes, including more dessert ideas.
- Slow Cooker Apple Pecan Bread Pudding – A decadent and comforting bread pudding, infused with apples and pecans, ideal for a cozy weekend treat.
- Crockpot Apple Monkey Bread – A fun and irresistible pull-apart bread, bursting with apple and cinnamon flavors, perfect for breakfast or dessert.
- Slow Cooker Brownie Dessert – Satisfy your chocolate cravings with fudgy brownies made conveniently in your slow cooker.
- More Best Desserts – Explore a wider array of top-rated dessert recipes from classic cakes to innovative treats.
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Easy Slow Cooker Apple Crisp with Oatmeal
15 minutes
4 hours
4 hours 15 minutes
6 servings
This slow cooker version of apple crisp is super easy and comforting, making it the perfect hands-off dessert for any occasion!
Ingredients
- 6 medium Granny Smith apples, peeled and sliced (or a mix of your favorite baking apples)
- ⅔ cup old-fashioned oatmeal (not quick oats)
- ⅔ cup all-purpose flour
- ⅔ cup packed brown sugar
- 1 teaspoon ground cinnamon
- A few generous grates of fresh nutmeg (about ¼ teaspoon ground nutmeg)
- ½ cup (1 stick) cold unsalted butter, cut into small cubes
Instructions
- Prepare Apples: Add and arrange the peeled and sliced apples evenly in the bottom of your slow cooker.
- Make Crumble: In a medium bowl, mix together the old-fashioned oatmeal, flour, brown sugar, cinnamon, and nutmeg until well combined.
- Add Butter: Cut the cold butter into the dry ingredients using a pastry blender or your fingers, working until the mixture resembles coarse crumbs.
- Top Apples: Evenly crumble the oatmeal mixture over the apples in the slow cooker.
- Prevent Sogginess: Place a double layer of paper towels over the top of the slow cooker to absorb any condensation, then securely top with the lid.
- Cook: Cook on the low setting for 4 hours, or until the apples are tender.
- Serve: Serve warm with a scoop of vanilla ice cream, whipped cream, or a drizzle of caramel sauce, if desired.
Notes
Granny Smith apples are excellent for this recipe as they hold their shape well and provide a pleasant tartness. For a more complex apple flavor, consider mixing in one or two other varieties like Honeycrisp or Fuji. Remember, the paper towel trick is essential for the best possible topping texture in a slow cooker!
Recommended Products
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- OXO Vegetable Peeler
- Pastry Blender
- Slow Cooker
Nutrition Information:
Yield:
6 servings
Amount Per Serving:
Calories: 381
Total Fat: 17g
Saturated Fat: 10g
Trans Fat: 1g
Cholesterol: 41mg
Sodium: 9mg
Carbohydrates: 56g
Fiber: 6g
Sugar: 32g
Protein: 4g
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