Prepare pie crust (homemade or store bought)

Core, peel, and slice apples; mix together with cinnamon and sugar.

Poured spiced apples into prepared pie crust.

Prepare crumb by combining butter, brown sugar, and flour in a bowl.

Evenly spread crumb over apples.

Bake at 350℉ for 50-55 mins.

Slice, serve, and top with ice cream if desired.