Everyone can probably drink two small glasses of juice, so 500ml is about the same for everyone. If you want to drink beer, you can also bring beer, which can reduce the amount of juice. Then you can prepare a big bag of potato chips. If there are many people who like to eat, two big bags will be enough. Then everyone should prepare a plate, fork and chopsticks. You should prepare a big blanket to eat on the floor. Of course, if you have a car, you can even bring a folding table and stool. If you don't, you can sit on the blanket. If there is no barbecue in the park, you have to prepare your own stove and fuel. Be careful to douse Mars with water before you leave, so as not to catch fire.

There are more specific things to eat, depending on what you like, but according to the head count. .

For example, sausages, about three for each person. It's easy to fill your stomach.

The rest is meat, mutton and pork will do. It is best to cut it in advance and string it for pickling. Two or three skewers is enough for everyone.

Then, you should bring a roll of paper, or two rolls, if you have space, and then you should bring garbage bags, preferably two strong and waterproof ones. In order to protect the environment, you should form a good habit of not littering. .

You can buy some other vegetables if you like. These are all side dishes, 4 sweet potatoes, 4 eggplants, 2-3 leeks and 3-4 chopped potatoes. You need oil when baking, as well as seasoning, oil and salt sauce, cumin powder, Chili powder, sesame oil and, importantly, snacks before baking. You can bring some cold shredded potatoes.

To be on the safe side, you can bring more vegetables and meat. It doesn't matter if you can't finish eating it and take it home. .

If you have a large speaker device with a battery, you can also carry it with you. . For entertainment, of course, it depends on how you choose, such as killing in the Three Kingdoms and playing cards. . . . . .

That's about it. You can also buy some seafood, squid and the like when you visit the market yourself. .

Because you don't know how to bake, you must consider how to deal with these materials according to your stove. . .

Cooking often needs to prepare multiple plates, and the tools available are tin foil, fresh-keeping bags, fresh-keeping films, bamboo sticks and so on. . . . . . .