100% chocolate is roughly half fat by weight, easily verified by looking at the nutrition information on the packaging. Not to be confused with cocoa powder, wh

100% chocolate is roughly half fat by weight, easily verified by looking at the nutrition information on the packaging. Not to be confused with cocoa powder, which is indeed just the non-fat solids. As you add sugar to chocolate, the proportion of total weight that is fat goes down, and fat being more calorie dense than sugar, calories per unit weight go down.