Easy Apple Crisp with Oat Topping

This easy apple crisp brings together tender cinnamon apples and a generous, buttery oat topping in one simple baking dish. It is an old-fashioned fall dessert with the kind of warm, familiar flavor that makes the kitchen smell inviting while it bakes. Once the topping is golden brown and the apples are bubbling, serve the crisp warm and add a cold scoop of vanilla bean ice cream, whipped cream, or a drizzle of salted caramel sauce.

The recipe takes about 15 minutes to prepare and has a 45-minute cook time, although the oven may need a little less or a little more time. Six apples make six servings, and the formula is flexible about the variety you choose and whether you peel the apples. The defining feature is the crisp oat topping: old-fashioned oats, brown sugar, flour, cinnamon, salt, and cold butter become tender crumbs that bake into a pleasantly crunchy layer.

Why You’ll Love This Apple Crisp

Apple crisp is a practical dessert because the preparation is straightforward, the ingredients are familiar, and the dish moves from mixing bowl to oven without a complicated process. The apples are simply tossed with sugar, cinnamon, and lemon juice before they go into the baking dish. The topping comes together in a second bowl, with cold butter cut into the dry ingredients until small crumbs form.

That simple method creates a useful contrast. The apples soften and become fragrant under the heat, while the topping turns golden and crisp on top. A scoop of vanilla bean ice cream adds a cold, creamy finish to the warm dessert, and whipped cream is another easy option. Salted caramel sauce makes the dessert especially rich, whether you drizzle it over each serving or keep it on the side.

You can also make the apple layer suit your table. Golden Delicious is the preferred choice in the recipe, but Granny Smith and Fuji are good options, and other apples can be used too. Peeling is completely up to you. Peeled apples give you a smooth, tender filling, while leaving the skins on keeps their texture in the finished dessert. Either way, you can prepare a classic fall bake without changing the measured topping.

Ingredients

Gather an 8×8-inch baking dish, a vegetable peeler if you are peeling the apples, two mixing bowls, and a pastry cutter. Two forks or your hands can stand in for the pastry cutter when you work the butter into the topping.

Spiced Apples

• 6 golden delicious apples, peeled and chopped: Other apple varieties can be used, and the apples can also be sliced instead of chopped. The prepared apples will yield about 6 to 7 cups.
• 2 tablespoons granulated sugar: This sweetens the fruit before baking.
• 3/4 teaspoon ground cinnamon: Use this amount in the apple mixture.
• 1 1/2 teaspoons lemon juice: Stir it into the apples with the sugar and cinnamon.

Crisp Topping

• 1 cup light brown sugar
• 3/4 cup old-fashioned oats: Quick oats can be used, but the texture may be slightly different.
• 3/4 cup all-purpose flour
• 1 teaspoon ground cinnamon
• A pinch of kosher salt
• 1/2 cup cold unsalted butter, diced into small cubes

For the dish, use butter or non-stick cooking spray. The butter for the topping should be cold and cut into small cubes so it can be distributed through the dry ingredients and worked into pea-sized crumbs.

How to Make Easy Apple Crisp

Follow the steps in order so the baking dish is ready before the apples are mixed and the topping can go straight over the fruit.

1. Prepare the baking dish

Preheat the oven to 350 F degrees. Butter an 8×8 baking dish, or spray it with non-stick cooking spray. Set the prepared dish aside while you make the apple mixture and topping.

2. Make the spiced apples

Add the chopped apples to a mixing bowl. Add the granulated sugar, 3/4 teaspoon of the cinnamon, and the lemon juice. Stir until the apples are combined with the seasonings, then transfer the mixture to the prepared baking dish. Spread the apples into an even layer so the topping has a stable surface to cover.

3. Make the oat topping

In a separate mixing bowl, add the light brown sugar, old-fashioned oats, all-purpose flour, 1 teaspoon cinnamon, kosher salt, and diced cold butter. Keep the butter in small pieces as you begin working it through the mixture.

Use a pastry cutter to cut the butter into the oat mixture. A slight downward twisting motion helps break the butter into the dry ingredients. Continue until the mixture resembles pea-sized crumbs. If you do not have a pastry cutter, use two forks or even your hands to cut the butter into the mixture.

4. Top and bake

Spread the topping over the apples in the baking dish. Gently pat it to even it out, without disturbing the fruit underneath. Bake for 40 to 50 minutes, until the topping is golden brown and the apple mixture is bubbly. The recipe lists a 45-minute cook time, but all ovens bake differently, so use the visual cues as well as the clock.

5. Serve warm

Serve the apple crisp warm and enjoy it while the topping still has its baked crispness. Vanilla bean ice cream and whipped cream are both good toppings. A drizzle of salted caramel sauce adds another sweet-salty layer to the cinnamon apples and oat topping.

Tips for Success

• Measure the prepared apples by volume if helpful. Six chopped apples should be about 6 to 7 cups. The exact number of apples can vary with their size, so the cup estimate is a useful guide when you are shopping or preparing the fruit.
• Choose chopped or sliced apples according to the texture you prefer. The recipe allows either cut. Chopped apples make smaller pieces in each spoonful, while sliced apples give you longer pieces of fruit.
• Keep the topping crumbly. Cold, cubed butter and the slight downward twisting motion help create the pea-sized crumbs that form the crisp topping. Stop once the mixture resembles crumbs rather than working it into a smooth dough.
• Watch the color and bubbles. Begin checking the dish within the 40-to-50-minute baking range. It is ready when the topping is golden brown and the apples are bubbly. Your oven may take a little less or a little more time.
• Expect some apple juice if it appears. The water content of apples can leave a little juice at the bottom. The recipe does not generally have an issue with a watery crisp, but if you want to avoid a little juice, you can try adding a little all-purpose flour to the apple mixture. No exact amount is specified, so keep this as a small, optional adjustment rather than changing the formula by a measured quantity.
• Wash apples thoroughly if you keep the skins on. Peeling is optional, but unpeeled apples should be washed well before they are chopped or sliced.

Variations and Substitutions

The apple choice is the easiest place to vary this dessert. Golden Delicious is the favorite variety for this recipe, but Granny Smith and Fuji are also good choices. You may use any apples you like, and you can chop or slice them. Because the recipe specifically leaves the apple variety and cut open to preference, there is no need to combine several varieties or add extra ingredients.

Some apple crisp recipes do not use oats, and that style of apple dessert is completely fine if you prefer it. This version intentionally includes a generous crispy oat topping, so old-fashioned oats remain part of the stated formula.

Peeling is also a personal choice. The apples can be peeled and chopped as listed, or the skins can remain. Both approaches work with the stated method; wash the apples thoroughly when leaving the skins on. If you are serving children or anyone who prefers a smoother filling, peeling keeps the apple layer free of skin pieces.

For the topping, old-fashioned oats provide the stated texture. Quick oats are an allowed option, but they may produce a slightly different texture. Use the same measured amount if you choose them, and expect the topping to differ somewhat from the old-fashioned-oat version. The brown sugar, flour, cinnamon, salt, and cold butter make up the topping as written, so keep those amounts together for the intended crumb mixture.

Storage, Make-Ahead, and Freezing

The supplied make-ahead method is for a fully baked crisp. Bake the apple crisp as directed. After it cools, cover it and refrigerate it until the next day. When you are ready to reheat it, set the covered or uncovered dish out at room temperature for about 20 minutes, then bake it at 350°F for about 30 minutes, or until it is hot throughout.

Assembling the crisp ahead of baking is not a tested method in the recipe guidance, so there is no established assembly-ahead timing to promise. Some other readers have reportedly assembled it successfully, but that option should be treated as unverified rather than as the supplied make-ahead direction.

Freezing has not been tested either. Many other readers have reportedly frozen the recipe successfully, but no freezing method or thawing and reheating schedule is provided here. For the clearest supported plan, use the baked, cooled, covered, refrigerated method above and reheat it the next day.

Serving Suggestions

Serve this dessert warm from the oven or warm after reheating. The classic pairing is a cold scoop of vanilla bean ice cream, which melts into the cinnamon apples and crunchy oat topping. Whipped cream is another simple choice when you want a lighter-looking finish. For a more pronounced caramel flavor, drizzle the warm servings with browned butter salted caramel sauce.

If you have that caramel sauce ready for other desserts, it can also be paired with ideas such as caramel apple pie bars, bourbon vanilla ice cream, vanilla chai cheesecake bars, and Butterfinger toffee cookies. Those pairings keep the same caramel-forward dessert theme while giving the sauce more uses beyond this apple crisp.

Frequently Asked Questions

What apples are best for this apple crisp?

Use any apples you like. Golden Delicious is the preferred variety for this recipe, while Granny Smith and Fuji are also good choices. You can use the apples chopped or sliced, as long as you prepare about 6 to 7 cups from the six apples.

Do I have to peel the apples?

No. Peeling is completely up to you, and both peeled and unpeeled versions can be made with this method. If you leave the skins on, wash the apples thoroughly first. Peeling is a useful choice when you want a smoother apple layer.

Can I use quick oats instead of old-fashioned oats?

Yes, quick oats can be used in the topping. The texture may be slightly different from a topping made with old-fashioned oats. The rest of the topping remains the same: brown sugar, flour, cinnamon, kosher salt, and cold unsalted butter worked into pea-sized crumbs.

Why is there juice at the bottom of my crisp?

Apples contain water, so a little juice at the bottom can happen as they bake. The recipe does not generally have an issue with a watery crisp. If you want to avoid a little juice, you can try adding a little all-purpose flour to the apple mixture; the recipe does not specify an exact quantity for that optional adjustment.

Can I make this apple crisp ahead of time?

For the supported make-ahead method, bake it as directed, let it cool, cover it, and refrigerate it until the next day. Set it out at room temperature for about 20 minutes, then bake at 350°F for about 30 minutes, or until hot throughout. Assembling it before baking and freezing have not been tested, although some other readers have reported success with each approach.

Nutrition

The recipe lists 301 calories per serving for six servings. This number is an estimate rather than a dietitian- or nutritionist-prepared analysis. If calorie counts or other nutritional values are important to you, run the ingredients through the online nutrition calculator you prefer. Values can vary depending on the brands used.