Tuxedo Cake Costco rich and luxurious layered cake featuring chocolate and vanilla mousse, brownie chunks, and a glossy ganache. Perfect for special occasions or when you want to impress!

Prep Pans & Oven:
Grease and line a 1/8 sheet pan with parchment paper for the brownies.
Grease and line a ¼ sheet pan with parchment paper for the chocolate cake.
Preheat oven to 350°F (175°C).
Bake the Cakes:
Prepare the chocolate cake as per your recipe instructions. Bake in the prepared ¼ sheet pan for 25-30 minutes, or until a toothpick inserted into the center comes out with moist crumbs.
Prepare the fudge brownie batter according to your recipe. Bake in the 1/8 sheet pan for 20 minutes, or until a toothpick inserted into the center comes out with moist crumbs.
Cool & Prepare:
Cool both the cake and brownies completely. Line a large loaf pan with plastic wrap.
Cut the cooled cake to fit the bottom of the loaf pan and use the remaining for the top layer.
Cut the cooled brownie into small chunks. Reserve both the cake and brownie chunks in the refrigerator until needed.
Make Vanilla Bean Mousse: