Step 1

Preheat oven to 375°F.

Step 2

Peel, core, and dice the apples. Combine the apples with the rest of the filling ingredients and place into a round pie or tarte dish.

Step 3

Combine the flour, oats, sugar, brown sugar, cinnamon, and vanilla extract in a mixing bowl.

Step 4

Melt the butter and add it to the dry ingredients. Stir to combine.

Step 5

Using your fingers, sprinkle the crumble topping evenly on top of the apple mixture.

Step 6

Bake at 375 for 40 minutes, or until the inside is cooked and the top is golden brown.

Step 7

Serve with ice cream, whipped cream, or a dollup of yogurt.