At Costco, the outside of this cake has a chocolate crumb coating. It is totally optional, but if you want the look, crumble the cake tops you cut off the cake in step #4 very finely and press the ...

STEP 1: Make the Cake Preheat Oven Preheat to 350°F (175°C). Grease and flour an 8-inch round cake pan. Mix Dry Ingredients In a bowl, whisk together: Flour Cocoa powder Baking powder Baking ...

Make the chocolate mousse Bring 1 inch of water to a simmer in a small saucepan over medium-low. Place a medium-size heatproof bowl over pan; add chopped chocolate and butter. (Make sure bottom of ...

This cake is at its most tender and delicious when eaten slightly warm; however, you may cook it even a day or two in advance and leave it in its pan (covered and refrigerated when cool). Place it ...