Instacart® is a registered trademark of Maplebear Inc.
Instructions
Cream together the butter or margarine with the shortening.
Sift the cocoa with the confectioners' sugar and add to the creamed mixture. Mix together adding 1 tablespoon at a time of milk to keep mixture smooth. Don't add more than 1/4 cup of milk.
Add the hot fudge topping and the vanilla extract. Blend until smooth and creamy.