from the website:
Bring Your Own Food
You’re also welcome to bring your own food with you if you prefer. Simply notify a Security Team Member performing the security bag check at the front gate that you or a member of your party has a food allergy/intolerance. . Please do not bring glass, and items should be contained in a soft-sided cooler.
We offer a variety of fresh, delicious food for our guests to enjoy at restaurants and concession stands throughout our resort; however, we understand that guests may need to bring outside food and drink into our parks. Please note the following guidelines for bringing food and drink into our parks:
Acceptable items:
Bottled water
Small snacks that do not require heating
Any food required for medical purposes and medically–indicated nutritional supplements
Any food required for special dietary needs
Baby food/baby formula
Soft-sided insulated bags no larger than 8.5" wide x 6" high x 6" deep
Prohibited items:
Picnic lunches
Food that requires heating or refrigeration
Alcohol and glass containers
Hard-sided coolers
Soft-sided coolers larger than 8.5" wide x 6" high x 6" deep
Coolers, suitcases, and bags with wheels
Folding chairs
Clothing with offensive language or content
Clothing that represents someone as emergency personnel
Please be advised that all bags and personal items are subject to inspection.