The Kitchn: Caramel Fudge Brownies with Marshmallow Cream
1/2 teaspoon baking powder
1/2 teaspoon fine sea salt
4 ounces (8 tablespoons) unsalted butter
8 ounces good quality semi-sweet chocolate, coarsely chopped
4 large eggs
1 1/2 cups sugar
2 teaspoons pure vanilla extract
1 1/2 cups (about 7 ounces) marshmallow fluff
1/2 cup salted caramel sauce, store-bought or homemade
1 cup milk chocolate chips or pieces
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