Hot Chocolate Bread Pudding Recipe

Name: Hot Chocolate Bread Pudding Recipe
Ingredients: 2 tablespoons unsalted butter; 6 large eggs; 6 tablespoons granulated sugar; 1/8 teaspoon salt; 1 cup light brown sugar; 1/2 cup cocoa powder; 2 1/2 cups whole milk; 1 cup heavy cream; 8 ounces bittersweet chocolate, finely chopped; 1 teaspoon instant espresso powder; 1/8 teaspoon ground cinnamon; 4 teaspoons pure vanilla extract; 12 ounces French bread, cut into 3/4-inch cubes; 4 ounces semisweet chocolate, chopped into 1/2-inch pieces; For the Whipped Cream; 12 ounces heavy cream; 1 tablespoon granulated sugar; 1 teaspoon pure vanilla extract