Grandma'S Butter Cream Frosting - cooking recipe

Ingredients

1/2 c. shortening
1/2 c. margarine
1 1/2 c. powdered sugar
1/4 c. evaporated milk
1 tsp. rum extract
dash of salt

Preparation

Cream shortening. Add sugar and cream again. Then add milk slowly. Add salt and vanilla and beat at high speed for 5 minutes or more. This frosting can be stored up to 6 weeks in airtight container in refrigerator.