INGREDIENTS
2 1/2 cups
all-purpose flour
1/2 cup
unsweetened cocoa powder
1 tsp
baking soda
3/4 tsp
salt
1/2 cup
whole milk
3/4 cup
plain greek yogurt or sour cream (6 ounces)
8 oz
unsalted butter
1 1/2 cups
granulated sugar
4
large eggs, slightly beaten
1 1/2 tsp
pure vanilla extract
3 oz
semi-sweet chocolate chips (or chopped chocolate)
2 tbsp
butter
1 1/2 tsp
espresso powder*
1/2 cup
heavy cream