Here’s a quick recipe for boiled icing, date unknown. Recipe is typed below along with a scanned copy.
Fluffy Boiled Icing
Combine 1 1/2 c. sifted confectioners sugar – 5 TBsp water in pan. Bring to full boil. Add 2 unbeaten egg whites. Beat til fluffy & cool. Flavor with vanilla. Put on cake. Sprinkle with coconut.