3 marble two Recipes

train cakes, vanilla cake box, hazelnut, chopped, powder sugar , sifted, boiling water or more, betty crocker vanilla icing, decoration, colored marshmallows, colored nestle smarties, colored jelly bites, colored sugar stars, silver and golden marbles, shredded coconut, ribbon liquorice

unsalted butter, cut into tablespoons, semisweet chocolate, coarsely chopped, egg, sugar, all-purpose flour , plus, all-purpose flour, salt, cream cheese, softened (4 oz), egg yolk, pure vanilla extract, sweetened whipped cream , for serving, unsweetened cocoa , for dusting