Apple Crisp (Oat Topping, Easy Fall Dessert)

What Makes This Recipe Work

Old-fashioned oats, brown sugar, and cold butter bake into a topping that stays crunchy at the edges and chewy where it meets the fruit, while the apples cook down into a thick, cinnamon-scented layer. A rimmed sheet pan underneath catches the juices that bubble over, so nothing burns on the oven floor.

Ingredients for Apple Crisp (Oat Topping, Easy Fall Dessert)

• 2 1/2 lb (1.1 kg) firm baking apples, peeled or unpeeled, sliced 1/2 inch thick (about 8 cups)
• 2 tbsp lemon juice
• 1/3 cup (65 g) granulated sugar
• 1 1/2 tsp ground cinnamon, divided
• 1/4 tsp ground nutmeg
• 1/4 tsp fine salt
• 1 cup (100 g) old-fashioned rolled oats
• 3/4 cup (90 g) all-purpose flour
• 2/3 cup (145 g) packed dark brown sugar
• 3/4 cup (170 g) cold unsalted butter, cut into 1/2-inch cubes
• 1/2 cup (60 g) chopped pecans, optional
• Vanilla ice cream or cold cream, for serving

How to Make Apple Crisp (Oat Topping, Easy Fall Dessert)

1. Heat the oven to 350°F and butter a 9-inch square baking dish or a 10-inch cast-iron skillet.
2. Toss the apple slices with lemon juice, granulated sugar, 1 tsp of the cinnamon, nutmeg, and salt until every slice is coated, then spread them in the dish.
3. In a bowl, combine the oats, flour, brown sugar, remaining 1/2 tsp cinnamon, and the pecans if using.
4. Add the cold butter and work it in with your fingertips or a pastry cutter until the mixture holds clumps at pea size and slightly larger; stop while some sandy bits remain.
5. Scatter the oat topping over the apples in an even layer, pressing down very lightly.
6. Place the dish on a rimmed sheet pan and bake 45 to 55 minutes, until the topping is deep golden brown and the fruit juices bubble thickly around the edges and up through the crumbs.
7. For doneness, slide a knife into the thickest apple slice near the center: it should meet no resistance. Let the crisp cool 20 minutes so the juices thicken before serving with ice cream.

Tips for the Best Apple Crisp (Oat Topping, Easy Fall Dessert)

• Use certified gluten-free oats and check the flour label if anyone in the house avoids gluten; the rest of the recipe is naturally gluten-free once those two swaps are made.
• For a lower-sugar version, cut the granulated sugar to 2 tbsp and the brown sugar to 1/3 cup, and rely on ripe apples and cinnamon for flavor.
• A skillet or metal dish browns the bottom layer faster than ceramic; start checking 8 minutes early if you bake in metal.

Variations and Substitutions

• Make Apple Crisp Without Oats for a buttery flour-and-butter crumble topping instead of an oat streusel.
• Use the Apples for Apple Crisp guide to pick varieties that keep their shape, then blend one tart apple with one sweeter type.
• Swap in a mix of apples and pears, or add 1 cup fresh cranberries for a tart contrast in late fall.
• For a different fruit night entirely, the same topping logic carries over to a Peach Crisp or a classic Peach Cobbler.

How to Store and Reheat

• Cover and refrigerate leftover apple crisp up to 4 days; re-warm in a 350°F oven for 10 to 15 minutes to bring back some topping crunch.
• Freeze the baked, cooled crisp up to 2 months, or freeze it unbaked before adding the topping and bake from frozen with 10 to 15 extra minutes.

Apple Crisp (Oat Topping, Easy Fall Dessert) FAQ