(Hannah - you had a deprived childhood if your punch was non-alcoholic! One of our illicit treats as children was to sneak down early in the morning after a party and eat the alcoholic fruit still in the punchbowl...)
Yes, sorry. I've got no excuse as I DID read your proviso then forgot.
My two clues so far :
The first takes L ( student ) from Lunch and substitutes P for ' soft '
The other has JAB as definition. UP* + NC ( N. Carolina ) + H