Crunchy Sweet Potato Casserole

Ingredients:
2 c. mashed sweet potatoes
1/2 c. butter
1/4 c. white sugar
1/4 c. brown sugar
2 eggs (beaten)
1/2 c. milk
1 tsp. cinnamon
1 tsp. nutmeg
Topping:
1/2 c. brown sugar
1/4 c. flour
1/2 c. chopped pecans
1/4 stick butter
Directions:
Combine all ingredients and mix well. Spoon into a greased 1 1/2 qt. baking dish. Bake uncovered at 375 degrees for 20 minutes.
Combine topping ingredients, sprinkle over potatoes and return to oven for 5-10 minutes or till lightly browned.