brown butter sweet potato cake with chocolate ganache and molasses buttercream - Pass the Cookies

Ingredients

• 22.0 oz sweet potato
• 3.0 cups flour
• 1.5 teaspoons baking powder
• 1.5 teaspoons baking soda
• 1.5 teaspoons salt
• 1.5 teaspoons cinnamon
• 0.5 teaspoon nutmeg
• 0.5 teaspoon ginger
• 0.125 teaspoon clove
• 2.0 cups butter
• 1.25 cups brown sugar
• 1.75 cups sugar
• 2.0 teaspoons vanilla
• 6.0 whole egg
• 10.0 whole egg white
• 3.0 cups sugar
• 6.0 tablespoons molasses
• 4.0 cups butter
• 3.0 tablespoons bourbon
• 8.0 ounces chocolate
• 1.0 cup cream