Microwave Apple Crisp

6 c. sliced apples
3/4 c. brown sugar, packed

TOPPING
1/2 c. flour
1/3 c. brown sugar, packed
1/3 c. oatmeal
1/4 c. butter
1/2 tsp. cinnamon 
Mix 6 cups of apple slices with 3/4 cup brown sugar and put in an 8 x 8 inch pan (suitable for microwave). Mix topping ingredients together and sprinkle over apples. Microwave 9-12 minutes on high, turning pan after 5 minutes.