Sprinkle 'poppy seeds' on the bread before baking.
a 'poppy seed' cake
(..) He's supposed to be very good with a knife, but only in matters of business with reasonable complaint. He has fields in Turkey, where they grow poppy. In Sicily he has plants to process them into heroin. He needs cash, he needs protection from the police. He'll give a piece of the action. (..)1972 The Godfather