3 simple butter cream frosting Recipes

all-purpose flour, baking powder, baking soda, ground cinnamon, salt, ground nutmeg, butter, softened, granulated sugar, brown sugar, egg yolks, cream cheese, softened, orange zest, vanilla extract, simple white frosting, red and blue sprinkles

unsalted butter , plus additional for cake pans, baking soda, kosher salt, baking powder, all-purpose flour, eggs, granulated sugar, vanilla extract, sour cream, coarsely chopped semisweet chocolate, cool water, plus more for the double boiler, cream of tartar, granulated sugar, egg whites, room temperature, light corn syrup, vanilla extract