Apple Oatmeal Crisp

7 apples, peeled, cored and sliced

1/2 cup brown sugar 

1/4 teaspoon ground cinnamon 

1/2 cup rolled oats 

1/4 cup butter, room temperature 

 Preheat oven to 375°F.

Layer sliced apples in a 9-inch (or approximately the same size) baking pan. 

Combine brown sugar, cinnamon, and oatmeal in a bowl. Cut in the butter.

 Sprinkle sugar mixture over apples. 

Bake 45 minutes or until topping looks crunchy and apples are tender.