Rocky Road Fudge - cooking recipe

Ingredients

1 lb. confectioners sugar
1 c. cocoa
1/3 c. milk
1 stick butter or margarine
1 Tbsp. vanilla extract
1 c. walnuts or pecans, chopped
1 1/2 c. miniature marshmallows

Preparation

Butter an 8-inch square or round baking pan.