Ways to know what kind you are buying check your label for cacao %the proportion of ground cocoa beans .the higher % the darker & less sweet .Plain baking chocolate or unsweetened. Chocolate has the highest % and is often paired with sugar in recipes where deep chocolate flavor is desired .Semi sweet & bittersweet varieties have added sugar and are. 355 % cocoa and are frequently used for sauces .Milk chocolate is sweetest at 10% cocoa and often used for candy chocolate should be stored at a temperature between 60 & 70 degrees. Higher or lower temps and moisture can cause ”bloom” a harmless process where sugar and fat srperate creating gray splotches on the surface of the chocolate.
