souffle recipe

Chocolate Soufflé Ingredients: 4 ounces (115 g) semi-sweet or bittersweet chocolate, chopped 2 tablespoons unsalted butter, plus more for greasing 1/3 cup granulated sugar, plus more for coating 3 large egg yolks 5 large egg whites 1/4 teaspoon cream of tartar 1 teaspoon vanilla extract