Generally speaking, the amount of food eaten during barbecue varies from person to person. Here are some reference data:

1. Meat: each person can eat barbecue about 100g, such as roast mutton, roast pork, beef tendon, chicken wings, chicken heart, squid claws, squid mouth, squid legs, roasted meatballs and roasted eels.

2. Vegetables: Everyone can eat 1-2 Jin of vegetables, such as corn, potatoes and eggplant.

3. Pasta: If there are 6-9 people, you can prepare a barbecue of about 6-7 kg.

The above data are for reference only, and the specific food intake depends on personal tastes and needs.