Flourless Chocolate Cupcakes with Chocolate Cream Cheese Frosting

INGREDIENTS

4 oz

semi-sweet chocolate (1/2 cup chocolate chips)

1/2 cup

unsalted butter, chopped into pieces

2/3 cup

packed brown sugar

1/2 tsp

salt

eggs, beaten

3/4 cup

unsweetened cocoa powder

1/2 tsp

instant espresso powder

cupcake liners

4 oz

regular cream cheese, room temperature

1/4 cup

unsalted butter, room temperature

3 tbsp

unsweetened cocoa powder

1 1/4 cups

powdered sugar, sifted

1 tsp

vanilla extract