Chocolate Hazelnut Mousse Cake | Food Stuff

Ingredients

• 4 ounces bittersweet chocolate, chopped
• 1/2 cup Nutella Hazelnut Spread
• 2 tablespoons Dutch-process cocoa powder
• 1/4 teaspoon espresso powder
• 1/2 cup all-purpose flour
• 1 teaspoon unflavored gelatin
• 3 tablespoons granulated white Bittersugar
• 2 tablespoons granulated white sugar
• 1/4 cup hazelnuts, skins rubbed off - about 34 hazelnuts
• 1/4 cup toasted chopped hazelnuts for garnish
• 1/3 cup heavy whipping cream
• 1 1/2 cups heavy whipping cream
• 1/2 cup mascarpone cheese, room temperature
• pinch of salt
• 1/4 cup unsalted butter, room temperature
• 1 teaspoon vanilla extract
• 3 tablespoons cold water