INGREDIENTS
1/2 cup
all-purpose flour
1/4 tsp
salt
1/4 tsp
baking soda
2
large egg whites
1 cup
sugar
2 tbsp
cocoa powder
1/2 tsp
espresso powder (optional)
1/4 cup
vegetable oil
1/2 tsp
vanilla extract
1 tbsp
nonfat dry milk powder
1 cup
chocolate chips, divided