In a large bowl, sift together the flour, baking powder, baking soda, salt, and cocoa. Whisk to thoroughly combine.
In a separate bowl, whisk together the eggs, buttermilk, sugar, food gel, and vanilla. Make sure the food coloring is evenly distributed.
Begin preheating the waffle maker and prep it according to the manufacturer. Add the wet ingredients to the dry and whisk until just combined. The batter will be a little lumpy.
Cook the batter in the waffle maker according to the manufacturer. My machine takes 3/4 cup of batter per waffle. Top with melted white chocolate, syrup, or powdered sugar!