Black Tie Mousse Cake

If you LOVE Olive Garden's Black Tie Mousse Cake as much as I do surely you want to make it at home! This copycat recipe tastes just like the real thing!

Why Choose This Recipe

• Tastes just like the Black Tie Mousse cake from the Olive Garden Restaurant!
• Even though it takes a bit of time to make and requires planning ahead to insure proper chilling, it's actually an easy dessert to prepare!
• From scratch using ideas from my Death by Chocolate Cake recipe and Chocolate Mousse Pie!

Ingredient Notes

• Cocoa - for best flavor avoid Hershey brand cocoa.

Step by Step Instructions

• Preheat your oven to 350 degrees.
• Line a 9 inch cake pan with a parchment paper circle and spray the cake pan edges with non-stick cooking spray.
• Measure 1 Cup of sugar, 1 ¼ Cup flour, ½ Cup cocoa, ½ teaspoon baking powder, ½ teaspoon baking soda, and ½ teaspoon salt in a large mixing bowl.
• Whisk to mix.

• Add the eggs, ½ Cup milk, ¼ Cup olive oil, and 1 teaspoon vanilla.
• Beat until the batter is thick and well mixed.
• Pour the ½ cup of boiling water (boiling, not just hot) into the batter while your beaters are running in a slow steady stream.
• Beat the batter until the water is mixed in and the batter is very thin.

• Pour the batter into the cake pan.
• Bake at 350 degrees for 25-27 minutes.
• Cool 20 minutes before turning out onto a wire rack.
• Peel the parchment off the back and cool completely.
• Level the top of the cake with a sharp serrated knife and eat the top you cut off.
• Place the leveled cake in the bottom of a 9 inch springform pan.

• Carefully melt ¾ Cup semi-sweet chocolate chips and 4 oz cream cheese together in the microwave. (Mine took about 30 seconds to melt).
• Whisk together and make sure no chocolate lumps remain.
• Allow to cool while you do the next few steps.
• In a small bowl mix 1 Tbs. cold water with 1 teaspoon unflavored gelatin to soften the gelatin.
• Then whisk 2 Tbs. boiling water into the softened gelatin to dissolve it.

• Measure 1 Cup heavy cream into a deep bowl or 4 cup measuring cup.
• Add ¼ Cup powdered sugar and dissolved gelatin to the cream.
• Beat at a high speed until stiff peaks form.
• Fold the chocolate cream cheese mixture into the whipped cream.
• Continue folding until it's completely mixed in.
• Spread the chocolate mousse evenly over the chocolate cake layer.
• Put in the fridge while you prepare the white chocolate mousse layer.

• In a small bowl soften 1 teaspoon unflavored gelatin in 1 Tbs. cold water.
• Bring ½ Cup of heavy cream to a boil.
• Whisk the softened gelatin into the boiling cream and whisk until dissolved.
• Pour the boiling cream over 1 Cup white chocolate chips.
• Stir until the chips are melted and completely smooth.
• Measure 1 Cup of heavy cream into a deep bowl or measuring cup.

• Beat until stiff peaks form.
• Fold the melted white chocolate into the whipped cream.
• Continue to fold until it's completed incorporated.
• Spread the white chocolate mousse over the chocolate mousse layer.
• Place in the fridge and chill for at least an hour before doing the ganache layer.

• Bring 1 ½ Cup of heavy cream to a boil.
• In a deep bowl or measuring cup pour the boiling cream over 3 ¼ Cups or an 18 oz bag of semi-sweet chocolate chips.
• Whisk until all the chocolate chips are melted and the mixture is completely smooth.
• Allow to cool until the ganache is still pourable but not a hot liquid.
• Loosen the mousse cake by running a sharp knife around the edges.
• Remove the springform pan rim.
• Once the ganache has cooled to a pourable but not hot state pour some over the top mousse cake, spreading it carefully allowing it to run down the edges and smoothing it around the edges as well.
• You will use ⅔rds of the ganache to coat the cake.

• Press mini semi-sweet chocolate chips to the ganache coated sides of the cake. Yes, this is a bit messy.
• Place the cake back in the fridge and let it chill while the remaining ganache cools and sets up to a pipeable consistency.
• If you're wanting to transfer the mousse cake to a cake plate this is time.
• Carefully slide a spatula under the mousse cake and loosen the entire cake from the springform pan bottom.
• Carefully slid onto a cake plate.
• Scoop the ganache into a frosting bag fitted with a large decorative tip of your choice. I usually use a large star tip.
• Pipe the ganache around the top and bottom edges of the mousse cake.
• Melt the white chocolate and drizzle or pipe over the middle of the cake.
• Place the cake back in the fridge to set the ganache and properly chill all the way through.
• Plan for at least 4 hours of chilling time.
• Slice and serve when ready.

Recipe FAQs and Expert Tips

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Black Tie Mousse Cake Recipe

Mindee

If you LOVE Olive Garden's Black Tie Mousse Cake as much as I do surely you want to make it at home! Follow my recipe below to experience this descant dessert in your own kitchen!

4.84 from 25 votes

Print Recipe Pin Recipe

Prep Time 2 hours hrs

Cook Time 45 minutes mins

Total Time 4 hours hrs 45 minutes mins

Course Dessert

Cuisine American

Servings 16 Servings

Ingredients

  

1x2x3x

Bottom Layer (Chocolate Cake):

• 1 Cup Sugar
• 1 ¼ Cups Flour
• ½ Cup Cocoa
• ½ teaspoon Baking Powder
• ½ teaspoon Baking Soda
• ½ teaspoon Salt
• 2 Eggs
• ½ Cup Milk
• ¼ Cup Canola Oil
• 1 teaspoon Vanilla Extract
• ½ Cup Boiling Water

Second Layer (Chocolate Mousse):

• ¾ Cup Semi-sweet Chocolate Chips
• 4 oz. Cream Cheese
• 1 teaspoon Knox Unflavored Gelatin
• 1 Tbs. Cold Water
• 2 Tbs. Boiling Water
• 1 Cup Heavy Cream
• ¼ Cup Powdered Sugar

Third Layer (White Chocolate Mousse):

• 1 teaspoon Knox Unflavored Gelatin
• 1 Tbs. Cold Water
• 1 Cup White Chocolate Chips
• 1 ½ Cups Heavy Cream

Fourth Layer (Chocolate Ganache):

• 1 ½ Cups Heavy Cream
• 18 oz. Semi-sweet Chocolate Chips
• One bag of mini semi-sweet Chocolate Chips
• ¼ Cup White Candy Melts

Instructions

 

Bottom Layer (Chocolate Cake):

• Preheat your oven to 350 degrees.
• Line a 9 inch cake pan with a parchment paper circle and spray the cake pan edges with non-stick cooking spray.
• Measure 1 Cup of sugar, 1 ¼ Cup flour, ½ Cup cocoa, ½ teaspoon baking powder, ½ teaspoon baking soda, and ½ teaspoon salt in a large mixing bowl.
• Whisk to mix.
• Add the eggs, ½ Cup milk, ¼ Cup olive oil, and 1 teaspoon vanilla.
• Beat until the batter is thick and well mixed.
• Pour the ½ cup of boiling water (boiling, not just hot) into the batter while your beaters are running in a slow steady stream.
• Beat the batter until the water is mixed in and the batter is very thin.
• Pour the batter into the cake pan.
• Bake at 350 degrees for 25-27 minutes.
• Cool 20 minutes before turning out onto a wire rack.
• Peel the parchment off the back and cool completely.
• Level the top of the cake with a sharp serrated knife and eat the top you cut off.
• Place the leveled cake in the bottom of a 9 inch springform pan.

Second Layer (Chocolate Mousse):

• Carefully melt ¾ Cup semi-sweet chocolate chips and 4 oz cream cheese together in the microwave. (Mine took about 30 seconds to melt).
• Whisk together and make sure no chocolate lumps remain.
• Allow to cool while you do the next few steps.
• In a small bowl mix 1 Tbs. cold water with 1 teaspoon unflavored gelatin to soften the gelatin.
• Then whisk 2 Tbs. boiling water into the softened gelatin to dissolve it.
• Measure 1 Cup heavy cream into a deep bowl or 4 cup measuring cup.
• Add ¼ Cup powdered sugar and dissolved gelatin to the heavy cream.
• Beat at a high speed until stiff peaks form.
• Fold the chocolate cream cheese mixture into the whipped cream.
• Continue folding until it's completely mixed in.
• Spread the chocolate mousse evenly over the chocolate cake layer.
• Put in the fridge while you prepare the white chocolate mousse layer.

Third Layer (White Chocolate Mousse):

• In a small bowl soften 1 teaspoon unflavored gelatin in 1 Tbs. cold water.
• Bring ½ Cup of heavy cream to a boil.
• Whisk the softened gelatin into the boiling cream and whisk until dissolved.
• Pour the boiling cream over 1 Cup white chocolate chips.
• Stir until the chips are melted and completely smooth.
• Measure 1 Cup of heavy cream into a deep bowl or measuring cup.
• Beat until stiff peaks form.
• Fold the melted white chocolate into the whipped cream.
• Continue to fold until it's completed incorporated.
• Spread the white chocolate mousse over the chocolate mousse layer.
• Place in the fridge and chill for at least an hour before doing the ganache layer.

Fourth Layer (Chocolate Ganache):

• Bring 1 ½ Cup of heavy cream to a boil.
• In a deep bowl or measuring cup pour the boiling cream over 3 ¼ Cups or an 18 oz bag of semi-sweet chocolate chips.
• Whisk until all the chocolate chips are melted and the mixture is completely smooth.
• Allow to cool until the ganache is still pourable but not a hot liquid.
• Loosen the mousse cake by running a sharp knife around the edges.
• Remove the springform pan rim.
• Once the ganache has cooled to a pourable but not hot state pour some over the top mousse cake, spreading it carefully allowing it to run down the edges and smoothing it around the edges as well.
• You will use ⅔rds of the ganache to coat the cake.
• Press mini semi-sweet chocolate chips to the ganache coated sides of the cake. Yes, this is a bit messy.
• Place the cake back in the fridge and let it chill while the remaining ganache cools and sets up to a pipeable consistency.
• If you're wanting to transfer the mousse cake to a cake plate this is time.
• Carefully slide a spatula under the mousse cake and loosen the entire cake from the springform pan bottom.
• Carefully slid onto a cake plate.
• Scoop the ganache into a frosting bag fitted with a large decorative tip of your choice. I usually use a large star tip.
• Pipe the ganache around the top and bottom edges of the mousse cake.
• Melt the white chocolate and drizzle or pipe over the middle of the cake.
• Place the cake back in the fridge to set the ganache and chill all the way through for at least 4 hours.
• Slice and serve when ready.

Notes

• This dessert requires a significant amount of chilling time so be sure to plan for it.
• The total amount of Heavy Cream needed for this recipe is 1 quart.
• The total amount of regular semisweet chocolate chips (not including the mini chips) is a 24 oz bag.
• To slice this cake making nice clean cuts, run a sharp knife under very hot water for a moment, dry and quickly but carefully make a cut for the first slice. Rinse the knife under very hot water, dry and repeat cutting as before with every slice.

Related Recipe:  Copycat Pecan Sandies

Keyword black tie mousse cake, olive garden copycat

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