PLACE shortening, vanilla and milk mixture in medium bowl. Beat with an electric mixer or flat beater of a stand up mixer while gradually adding powdered sugar on low speed. Once all the powdered sugar is incorporated, stop and scrape bowl with spatula.
INCREASE mixer speed; beat until smooth and fluffy, 1 minute or less. If needed, add powdered sugar by the tablespoonful to thicken; or add milk to thin frosting, to achieve desired spreading consistency.
Makes 4 cups.
Serving Size (Abt 2 T), Calories 80 (Calories from Fat 20), Total Fat 2g (Saturated Fat 0.5g, Trans Fat 0g), Cholesterol 0mg, Sodium 40mg, Total Carbohydrate 14g (Dietary Fiber 0g, Sugars 14g), Protein 0g; Percent Daily Value*: Vitamin A 0%, Vitamin C 0%, Calcium 0%, Iron 0%.
*Percent Daily Values are based on a 2,000 calorie diet.