Make it a graze, not a meal.

Packing a theme-park lunch with no fridge and no microwave is easy once you stop planning a hot meal and start building a cold lunch that holds up.

The fridge problem is really an ice pack problem. Get a decent insulated lunch bag and one or two ice packs. Even better: freeze two water bottles the night before. They keep everything cold and become cold drinking water by early afternoon. That’s the entire solution to “no refrigerator.”

Now the food. Think components, not a single sandwich-and-chips meal: hard-boiled eggs, cheese cubes, crackers, hummus in a small sealed container, grapes, apple slices, baby carrots, jerky, nuts, pretzels. All of that sits fine for hours and tastes as good at 1 p.m. as it did at 9 a.m. If you want a sandwich, go hearty and skip the wet stuff — mustard instead of mayo, or slip a single-serve mayo packet in and add it when you eat.

Avoid anything that gets sad or unsafe after a few hours: dairy-heavy spreads, ranch dressing, chocolate that melts, and soft fruit that’ll bruise in the bag. And don’t forget salt. Pretzels, chips, and jerky aren’t just snacks, they’re hunger insurance on a hot walking day.

Eating a grape and a cheese cube on a bench beats spending $18 on a soggy burger — and not just for your wallet.