preheat oven to 350F
in a mixing bowl, mix together 1/3 cup granulated sugar + 1/3 cup brown sugar + 3/4 cup all purpose flour + 1/4 cup + 1 tbsp cacao powder + 1 tsp baking powder
in another bowl, whisk together 1/4 cup softened butter + 1/2 cup milk (room temp) + 1 egg + 1 1/2 tsp vanilla
add in dry ingredients and stir all together
pour in 1/3 cup warm water (batter will be thin)
fold in 1/2 cup dark chocolate chips
scoop evenly into a lined & oiled jumbo muffin pan
bake for 24-26 min or until toothpick comes out clean