INGREDIENTS
1
cup/6 ounces semisweet or bittersweet chocolate chips
1/2 cup
(8 tablespoons)/4 ounces unsalted butter
3/4
cup/5 1/4 ounces granulated sugar
1/4 tsp
salt
1
to 2 teaspoons espresso powder, optional
1 tsp
vanilla extract
3
large eggs
1/2
cup/1 1/2 ounces unsweetened cocoa powder, Dutch-process preferred
1
cup/6 ounces semisweet or bittersweet chocolate chips
1/2
cup/2 ounces heavy cream