Chocolate Stout Cake - Brennans Market

Ingredients

• 2 cups stout
• 2 cups (4 sticks) unsalted butter
• 1 1/2 cups unsweetened cocoa powder (preferably Dutch-process)
• 4 cups all-purpose flour
• 4 cups sugar
• 1 Tablespoon baking soda
• 1 1/2 teaspoons salt
• 4 large eggs
• 1 1/3 cups sour cream
• 2 cups whipping cream
• 1 pound Guittard bittersweet (not unsweetened) or semisweet chocolate, chopped