Annie's Sweet Potato Casserole

3 cups mashed canned sweet potatoes
1 cup sugar
1/2 cup margarine
2 eggs (beaten)
1 tsp. vanilla
1/2 tsp. salt
1/3 cup milk

Combine the above ingredients together and put in a 9 x 13 baking dish.

1/2 cup brown sugar
1/4 cup flour
2 1/2 tbsp. margarine
1/2 cup chopped pecans

Combine together and sprinkle on top. Bake for 30 minutes at 350 degrees.