Or mix two or three types of cake batter and swirl them in the waffle iron. If you're a fan of chocolate and cherries, you might try a dark chocolate cake mix combined with a cherry chip flavor. Take inspiration from lemon-chia seed waffles, and try mixing lemon cake mix with lemon zest and chia seeds. Or think coconutty vegan waffles, and use a coconut cake mix and top with sliced bananas or pineapples, shredded coconut, and add a macadamia nut syrup for a tropical flavor.