Apple Crisp Topping

Ingredients

1/3 c flour
1/2 c brown sugar
1 t cinnamon
1 c oatmeal
1/2 t salt
1/3 c margarine

Mix together and crumble  on top of fruit crisp filling.  Bake at 375° for 40 minutes.  I will sometimes double or triple topping because it is the best part.