can we bring food and water

Yes

Yes out side food is allowed

You can bring almost all food just no alcohol. I brought a entire backpack full of food including a container of hot wings

I did so

Yes. Full spreads are certainly allowed btw.

Yes, make sure you bring plenty of water.

You can bring water bottles and small snacks

you can bring snacks

You can bring water/drinks and small snacks. For example: prezals, goldfish and small bags of veggies. However, you cannot bring in outside food like your McDonald's breakfast sandwiches.