INGREDIENTS
8 tbsp
unsalted butter, cut into 4 pieces
2 oz
bittersweet chocolate, finely chopped
1/2 cup
Dutch-processed cocoa
3/4 cup
all-purpose flour
1/2 tsp
baking soda
3/4 tsp
baking powder
2
large eggs
3/4 cup
sugar
1 tsp
vanilla extract
1/2 tsp
salt
1/2 cup
sour cream or greek yogurt
1 cup
butter
1/2 cup
salted caramel sauce
2 cups
powdered sugar
1 tsp
vanilla extract