Sweet Potato Casserole

Ingredients
3 c. sweet potatoes (about 4 potatoes)
1/2 c. sugar
1/2 c. softened margarine
2 eggs beaten
1 tsp. vanilla
1/2 c. milk

Topping
1/3 c. melted margarine
1 c. light brown sugar
1/2 c. flour
1 c. chopped pecans or oats

Directions
Boil and mash potatoes. Mix in sugar, margarine, eggs, vanilla and milk. Pour into 13x9 baking dish. Mix topping in separate dish and sprinkle on top of potato mixture. Bake 25 minutes at 350 degrees.