Sweet Potato Souffle
["3 c. cooked mashed sweet potatoes", "1 c. sugar", "2 eggs", "1/2 c. sweet milk", "1/2 tsp. salt", "1 tsp. vanilla", "1 c. brown sugar", "1 c. chopped pecans", "1/2 stick margarine, melted"]
["Bake at 300\u00b0 to 350\u00b0 for 30 to 40 minutes or until brown on top."]
["potatoes", "sugar", "eggs", "sweet milk", "salt", "vanilla", "brown sugar", "pecans", "margarine"]