Chantilly Cake Frosting Be The First To Review By Anonymous recipe This cake is a Hawaiian favorite. Make your favorite chocolate cake. The real secret is in the frosting. Chantilly Cake Frosting Ingredients 1 cup evaporated milk1 cup white sugar3 egg yolks, beaten1/2 cup butter1 teaspoon vanilla extract1 1/3 cups flaked coconut1 cup chopped macadamia nuts Instructions 1 Combine milk, sugar, egg yolks, butter and vanilla in a saucepan. 2 Cook on medium heat until thick, approximately 12 minutes. Stir constantly. 3 Remove from heat, and add coconut and macadamia nuts. Continue to stir until cool and thick enough to spread on your cake. 4 Frost. This will cover a 9×13 inch rectangular cake or a two 8 inch layer round cake.