INGREDIENTS
1 18.25 ounce package
white cake mix (such as Duncan Hines®)
1 tsp
baking powder
1 tbsp
all-purpose flour
1 tbsp
white sugar
1 1/3 cups
water
2 tbsp
vegetable oil
3
egg whites
1 3.9 ounce package
instant chocolate pudding mix
2 cups
milk
1 4 ounce package
cream cheese, softened
1/4 cup
butter, softened
1
box confectioners' sugar
1/2 cup
unsweetened cocoa powder
1/2 tsp
vanilla extract
1 tbsp
milk, or as needed