10 must-have foods for a picnic: sandwiches or wraps, fruit, snacks, cold drinks, salads, delicatessen, bread, cheese, desserts, vegetables.

1. Sandwich or wrap: This is a convenient and nutritious food. Different ingredients can be added according to personal taste, such as ham, cheese, lettuce, chicken, etc.

2. Fruit: Fruit is a healthy choice and can also add color to the picnic. For example, apples, bananas, grapes, watermelon slices, etc.

3. Snacks: Such as biscuits, french fries, chocolate or candies, these small snacks can provide extra energy and make people more energetic during the picnic.

4. Cold drinks: In hot weather, it is necessary to bring some cold drinks, such as bottled water, juice or iced tea.

5. Salad: In a picnic, a fresh salad is a good choice. Various vegetables and fruits can be prepared in advance and brought to the site for assembly.

6. Cooked food: such as pasta, chicken or salmon, which can be heated at the picnic site.

7. Bread: Whether it is baguette, sandwich bread or pizza, it can add some texture to the picnic.

8. Cheese: Cheese is a delicious and nutritious food that can be enjoyed with red wine.

9. Desserts: Such as cakes, tarts or ice cream, these desserts can add some fun to the picnic.

10. Vegetables: For example, carrots, cucumbers, tomatoes, etc. These vegetables can be used as part of salads or as snacks at picnic sites.