1. Make a shopping list: Before going out, list the ingredients and groceries you need to buy, so as not to forget to buy important ingredients.

2. Planning recipes: When making a shopping list, you can choose the ingredients you need to buy according to your own recipe planning to ensure that the purchased ingredients can be fully utilized.

3. Choose fresh ingredients: When buying vegetables, fruits, meat and other ingredients, choose ingredients with bright appearance, solid texture, no damage and no decay to ensure the freshness and taste of the ingredients.

4. Pay attention to seasonal ingredients: Pay attention to seasonal ingredients when buying, so that you can choose fresher and more reasonable prices.

5. Compare price and quality: When buying, you can compare the price and quality of different merchants and choose the higher-priced ingredients.

6. Avoid over-purchasing: When purchasing for the first time, you can buy the right amount of ingredients according to your own needs to avoid the waste of ingredients caused by over-purchasing.

7. Pay attention to the preservation method: the purchased ingredients should be preserved according to different preservation methods to maintain the freshness and nutritional value of the ingredients.

8. Pay attention to food safety: Pay attention to the production date, shelf life and origin of food when buying, and choose safe and reliable ingredients.

9. Try new ingredients: You can try some new ingredients when you buy for the first time to increase the diversity of dishes and the freshness of taste.

10. Pay attention to balanced collocation: pay attention to balanced ingredients when buying, including vegetables, fruits, meat and beans. Ensure a balanced diet.