Food to take to leeds festival?

Pack sandwiches or the making for sandwiches in an ice packed cooler. Cold pasta salads. A jar of peanut butter to have in sandwiches, with apple or bananas, pretzels and crackers. Pack cheese cubes, dried fruit, celery and carrot sticks, fruit salad, nuts, salad with dressing in a separate jar to add when ready to eat. Freeze some water bottles and juice to add to the cooler.