A recipe from the Sneaky Kitchen
2 cups /500 mL powdered sugar
1/2 cup /125 mL Dessert Mix
1/4 cup /60 mL vegetable shortening
1/3 cup /80 mL half-and-half
Combine powdered sugar & dessert mix, shortening & half and half. Mix with electric mixer for about 2 min. Add more half-&-half or powdered sugar as needed for desired consistency.