Sweet Potato Casserole
["3 c. mashed sweet potatoes", "1/2 c. sugar", "2 eggs, beaten", "1/2 tsp. vanilla", "1/2 tsp. salt", "1/2 stick margarine or butter, melted", "1/2 c. milk", "1/2 c. brown sugar", "1/3 c. flour", "1 c. chopped pecans", "1/2 stick margarine or butter"]
["Spread over potato mixture.", "Bake at 350\u00b0 for 35 minutes."]
["mashed sweet potatoes", "sugar", "eggs", "vanilla", "salt", "margarine", "milk", "brown sugar", "flour", "pecans", "margarine"]