This video shows you how to easily make rich and moist blueberry brownies. Melt chopped dark chocolate and unsalted butter in the microwave, then mix in brown sugar, heavy cream, beaten egg, and liqueur in that order. Sift in cake flour, cocoa powder, and baking powder and mix the batter, then add thawed frozen blueberries and bake in the oven. These are special brownies with a hint of blueberry tartness, perfect as a gift or for enjoying at home.