Apple Crisp

Filling:
- 2 lb Granny Smith apples, peeled and cubed
- 1 tbsp flour
- 1/2 cup white sugar
- 2 tbsp lemon juice
- 1/2 tsp cinnamon

Topping:
- 1 cup rolled oats
- 1 cup flour
- 1 cup brown sugar
- 1/2 tsp baking powder
- 1 tsp cinnamon
- 1/2 cup melted unsalted butter
- pinch of salt

Steps:
- Preheat oven to 350 F.
- Toss the apples with the filling ingredients and spread in a baking dish.
- Mix the topping until it clumps like wet sand and spread over the apples.
- Bake 30-40 minutes until golden brown. Rest 10 minutes; serve with vanilla ice cream.