3 berry white buttercream Recipes

nonstick vegetable oil spray, cake flour, baking powder, salt, unsalted butter, room temperature, sugar, divided, vanilla extract, whole milk, egg whites, sugar, water, orange-flower water, cream cheese, room temperature, unsalted butter, room temperature, powdered sugar , sifted, orange-flower water, orange marmalade, fresh strawberries, fresh raspberries, fresh blueberries

cake flour, sugar, baking powder, salt, lukewarm water, vegetable oil, egg yolks, vanilla extract, egg whites, powdered sugar