Ingredients:
MAKES A 2-LAYER, 8-INCH CAKE
1 ½ cup (195 g) cake and pastry flour
1 ⅓ cup (295 g) superfine (quick dissolve) sugar
½ cup (60 g) Dutch process cocoa powder
¾ tsp (4 g) baking soda
¼ tsp (2 g) salt
½ cup (115 g) cool, unsalted butter, cut into pieces
½ cup (125 ml) hot, strong brewed coffee
½ cup (125 ml) milk
1 tsp (5 ml) vanilla extract
2 large large eggs, room temperature
INGREDIENTS FOR THE FUDGE FROSTING:
12 oz (340 g) semisweet chocolate, chopped
1 ¾ (425 ml) cup whipping cream
½ cup (125 ml) sour cream
½ (3 ml) tsp vanilla extract
1 pinch salt