and leave it in his lunchbox (where it may embarrass him).
Dear DS1,
stop chatting and eat your lunch. Eat it all up. Finish it. Or I will send my pet monster to eat you up.
Love Mummy xxx
He is in YR and has not eaten more than half a sandwich for the last week. He then crams it in on the walk between school and the car at 3pm and is a stroppy nightmare. He freely admits that he often has urgent chatting to do and he forgets to eat.