1) Add ½ teaspoon espresso powder.
2) Sprinkle the top (before baking) with flaky sea salt.
3) Spread cooled brownies with chocolate frosting.
4) Before baking, drizzle ¼ cup of caramel sauce on top, and use a knife to swirl it into the batter.
5) Stir in chocolate chips, butterscotch chips, or peanut butter chips into the batter.
6) Top the batter with candy such as M&Ms or chopped peanut butter cups.
7) Place a layer of Oreo cookies into the bottom of the pan, pour the batter on top, and bake.
8) Frost the brownies with chocolate frosting, then press toasted coconut chips onto the top.
Get more ideas and an amazing chocolate frosting recipe by clicking "Get the recipe" below!