My Mom's Sweet Potatoes

8 whole yams
1/2 cup butter
1 cup brown sugar
2 cups small marshmallows

Wash and dry yams. Place in large baking dish.

Bake yams at 350 for 1-1/2 to 2 hours. Remove from oven and cool.

Peel yams and place in a electric mixing bowl. Add butter and brown sugar. Mix and blend until smooth and creamy.

Place mixture in baking dish and cover top with marshmallows. Place in a 350 oven and bak until marshmallows are browned.