3 hazelnut filling frosting Recipes

cake, water, kahlua, margarine, sugar, salt, cocoa powder, eggs, separated, flour, cream of tartar, chocolate cream cheese filling, less fat cream cheese, softened, confectioners sugar, bittersweet chocolate, chopped and melted, milk, vanilla extract, hazelnut chopped, kahlua, ganache frosting, kahlua, bittersweet chocolate, whipping cream, margarine, softened and cut into 4 pieces, sugar for garnish, meringue mushrooms, egg white, room temp ., cream of tartar, sugar, white chocolate

granulated sugar, water, egg yolks slightly beaten, hazelnut liqueur, vanilla, unsalted butter softened