From book:  "Never will fruit and vegetables receive such a warm reception from little ones as when you serve up these delightful cotton caps.  The vivid colors and fun designs are sure to be a hit.  Can't decide?  Crochet them all!"



Several fruit and veggie hat patterns are lumped together in the book, with the above paragraph as intro.  They each have their own instructions, though.



Or 218-436 meters.



Two different colors of yarn are required; very little of the second color is used (stem area at the top of the lemon (hat)).