3 c. mashed sweet potatoes
1 c. granulated sugar
1/2 c. butter
2 eggs
1 tbsp. vanilla flavoring

Mix thoroughly and pour into buttered casserole.

TOPPING:

1 c. packed brown sugar
1 c. chopped nuts
1/3 c. flour
1/3 c. butter

Mix topping with fork and sprinkle crumbs on top of casserole and bake 20 minutes at 350 degrees.