The Greatest Apple Crisp - cooking recipe

Ingredients

cooking spray
Base and Topping:
1 1/2 cups all-purpose flour
1 1/2 cups brown sugar
1 cup oats
3/4 cup butter, melted
1 teaspoon ground cinnamon
Apple Filling:
6 Honey Crisp apples - peeled, cored, and sliced
1/2 cup brown sugar
1/2 cup white sugar
1/4 cup all-purpose flour
1 teaspoon ground cinnamon
1/4 cup butter

Preparation

Preheat oven to 350 degrees F (175 degrees C). Grease a 9x13-inch baking pan with cooking spray.
Combine 1 1/2 cups flour, 1 1/2 cups brown sugar, oats, melted butter, and 1 teaspooon cinnamon in a bowl; mix until well combined. Spread 1/2 of the mixture evenly in the prepared baking pan.
Mix together apples, 1/2 cup brown sugar, white sugar, 1/4 cup flour, and 1 teaspoon cinnamon in a bowl; spread in the baking pan and dot with butter. Cover with the remaining oat mixture.
Bake in the preheated oven until golden and crispy, 75 to 80 minutes.