Apple Crisp

3 medium apples sliced
3/4 cup oats
3/4 cup brown sugar
1/2 cup flour
1/2 cup margarine
Arrange apples in greased 8" square pan.

Combine oats, sugar and flour. Cut in butter. Sprinkle this mix over apples. Bake in 350 oven 35 to 45 minutes. Serve warm. Add raisins if you like.