Chocolate mousse layered cake

If you're looking for an easy "Death by Chocolate recipe" please stop and make this right now. This cake is so chocolaty amazing I could not believe the 1st bite, the 2nd, and the last. I remember making these amazing Ghirardelli brownies when I was in the USA and my niece saying they were so good, she almost felt bad eating them. Well this is exactly how I felt when I ate this cake.


Ingredients
2 cups flour
1 1/2 teaspoons baking powder
1/2 teaspoon baking soda
1/4 teaspoon salt
2/3 cup cocoa powder
2/3 cup butter (room temp)
3 eggs
1 cup sugar
1 teaspoon vanilla
1 1/3 cup milk

Directions
Heat oven to 350*, line a jelly roll pan or a cookie sheet that's at least 1inch thick with foil paper, butter and dust the foil paper with flour.

Beat butter and sugar in your electric mixer or by hand until light and fluffy, add vanilla and eggs and beat to combine.

Sift your flour, cocoa powder, baking powder, and baking soda.

Gradually add your dry mix to your  butter mix alternately with the milk, mixing until well combined.

Evenly spread the batter onto your prepared pan, bake for 15 to 20 minutes or until toothpick inserted comes out clean. Cool 10 minutes. Invert onto wire rack; carefully peel off foil. Cool completely.

Trim edges from cake; cut cake crosswise into 4 equal pieces, each about 9x3-1/2 inches. Place one layer on serving plate; spread with about 1/2 cup filling of CHOCOLATE MOUSSE Repeat with 2 more layers; decorate cake with remaining chocolate mousse or dust with powder sugar.

adapted from, Hershey's.