Bring small pop-top cans or pouches of tuna, packets of mayo (raid a fast food place :lol, Cheese sticks (can you bring a cooler and get ice?), small pop-top cans of green beans (drain and add italian dressing to make them into a cold salad), individual cups of sugar free (splenda sweetened) gelatin (I think Jolly Ranchers makes this), small packets of nuts if you're not on induction, - browse your store - you'll find tons of ideas!

Joan