Sweet Potato Casserole

Casserole:
3 c. sweet potatoes, baked and mashed
½ t. vanilla
½ c. margarine or butter, melted
1 c. sugar
2 eggs, beaten
½ c. milk

Topping:
1 c. brown sugar
½ c. flour
½ c. butter
1 c. chopped pecans

Preheat oven to 350 degrees F.

In a large mixing bowl, beat together first 6 ingredients. Pour into a lightly greased 9 x 13 or two 9x9 baking pans. In a processor fitted with steel knife, combine ingredients for topping until crumbly or use a pastry blender to cut butter into brown sugar and flour until crumbly. Mix in nuts. Sprinkle topping mixture over sweet potatoes. At this point, dish can be refrigerated, covered.

Bake uncovered for 45 - 50 minutes, until browned and bubbly.