A simple homemade brownie mix to keep stocked in your pantry. Measure out 3 cups when you're ready to bake, add a few basic ingredients, and you'll have an easy 8×8 pan of homemade brownies.
Add all of the dry ingredients to a large mixing bowl. Whisk thoroughly until everything is evenly combined. Transfer to an airtight container and store in a cool, dry pantry.To Make One 8×8 Pan of Brownies3 cups brownie mix2 eggs1 tablespoon vanilla½ cup butter, melted2 tablespoons water or coffeeUp to 1 cup chocolate chips, walnuts, or other add-ins, optionalMake the BrowniesPreheat oven to 350°F. Grease an 8×8-inch baking pan.Measure 3 cups brownie mix into a mixing bowlAdd eggs, vanilla, melted butter, and water or coffee. Stir until combined.Fold in optional chocolate chips, walnuts, or other add-ins.Spread batter evenly in the prepared pan.Bake for 40–45 minutes, beginning to check for doneness a little earlier if desired.Cool before cutting.
Notes
For fudgier brownies, don't overbake. A toothpick inserted near the center can have a few moist crumbs attached, but should not have wet batter.