Many young children love to eat grapes. Teach your baby the sign for the word grapes in baby sign language with the following description and video.
Hold the hand in front of the chest with the palm facing down. Form the other hand into a claw. Tap the claw down the hand of the other hand in the motion of tracing a bunch of grapes.
Acredolo, Linda & Susan Goodwyn. 2009. Baby signs: How to talk with your baby before your baby can talk, 3rd edn. New York: McGraw Hill.