Chocolate Frosting
Martha Stewart
Ingredients
* 4 1/2 cups confectioners' sugar
* 1/2 cup unsweetened Dutch-process cocoa powder
* 1/4 teaspoon salt
* 12 ounces cream cheese, room temperature
* 3/4 cup (1 1/2 sticks) unsalted butter, softened
* 18 ounces bittersweet chocolate, melted
* 1 1/2 cups sour cream
Directions
1. Sift sugar, cocoa powder, and salt into a large bowl. Put cream cheese and butter into the bowl of an electric mixer fitted with the paddle attachment; mix on medium-high speed until pale and fluffy, about 4 minutes. Reduce speed to low. Gradually add sugar mixture; mix until combined, 1 to 2 minutes. Mix in chocolate and sour cream. Use immediately.