Sweet Potato Soufflé

Ingredients

 * 3 cups cooked mashed sweet potato
 * 3 tablespoons butter
 * 1 cup milk
 * 1 teaspoon salt
 * ½ teaspoon black pepper
 * 2 eggs (separate yolk, and whites)
 * marshmallows (optional)

Directions

 * 1) Add seasonings, butter, and milk, to well mashed sweet potatoes.
 * 2) When thoroughly blended stir in beaten egg yolks, then add beaten egg whites.
 * 3) Pour into a dish and bake in an oven until firm, about 300-350 °F, 30 minutes.
 * 4) When it is almost cooked, add marshmallows on the top.