The cake recipe calls for four squares of 'chocolate'.
She gave me a box of 'chocolates' for my birthday.
a 'chocolate' cake with 'chocolate' frosting
(..) But you were the main one I wanted to go to the devil. Don't scrape the plate, Scarlett. I'm sure there's more in the kitchen. Oh, Rhett, can I have one of those chocolate ones stuffed with meringue? If you don't stop being such a glutton, you'll get as fat as Mammy... ...then I'll divorce you. (..)1939 Gone with the Wind