This recipe was clipped from packaging of some kind and one of the ingredients required is a dry mix for Betty Crocker creamy frosting. Date unknown. Recipe is typed below along with a scanned copy.
CREAM CHEESE FROSTING
Beat 1 package (8 ounces) cream cheese, softened, and 1 tablespoon milk in small mixer bowl until smooth and fluffy. Beat in 1 package Betty Crocker any flavor creamy frosting mix (dry) on low speed, scraping bowl constantly. Beat on high speed, scraping bowl occasionally, until smooth and creamy, about 1 minute. Stir in 1 teaspoon milk if necessary. Fills and frosts two 8- or 9-inch layers or frosts a 13×9-inch cake or 10-inch angel food or chiffon cake.