INGREDIENTS
1 1/2 cups
cake flour
1/2 cup
unsweetened cocoa powder
1 tsp
instant espresso powder
1/2 tsp
baking powder
1/2 tsp
baking soda
1/2 tsp
fine sea salt
3/4 cup
unsalted butter, room temperature
1 1/4 cups
granulated sugar
2
large eggs
1
large egg white
2 tsp
vanilla extract
1 cup
buttermilk
5 oz
dark chocolate (72%), roughly chopped*
3/4 cup
heavy cream
3/4 cup
+ 2 Tbsp granulated sugar
1/4 cup
water
1/2 cup
heavy cream, heated
3/4 cup
unsalted butter, cut into tablespoons
1 tsp
fine sea salt