Sweet Potato Casserole - cooking recipe

Ingredients

3 Tbsp. butter
1/2 c. milk
2 lb. sweet potatoes, cooked and peeled
8 marshmallows

Preparation

Mix all ingredients, except marshmallows, in electric mixer. Bake for 30 minutes at 350\u00b0.
Add marshmallows on top and bake for another 10 minutes.