Yan Yan

Yan yan is not a food, but rather a type of straw made from bamboo. It is not commonly found in restaurants in the USA.

If you are thinking of a specific dish, it may be possible that you are thinking of a different name, or a regional name or a misspelling. Could you please provide more context?

In the meantime, I can suggest some popular Chinese dishes commonly found in restaurants in the USA:

1. Kung Pao Chicken: Stir-fried chicken, peanuts, vegetables, and chili peppers.

2. Beijing Beef: Stir-fried beef, vegetables, and sauce.

3. Orange Chicken: Breaded and fried chicken, orange-flavored sauce, and vegetables.

4. Wonton Soup: Wontons filled with meat or vegetables boiled in broth and served with vegetables.

5. Dumplings: Steamed or pan-fried dough filled with meat or vegetables and served with dipping sauce.

6. Egg Rolls: Deep-fried or steamed rolls filled with meat and vegetables, often served as an appetizer.

7. Hot and Spicy Soup: A spicy soup made with mala sauce, meat, and vegetables.

8. Ma Po Tofu: Stir-fried tofu, ground beef, and chili peppers.

9. Chow Mein: Stir-fried noodles, meat, and vegetables.

10. Fried Rice: Cooked rice, meat, and vegetables stir-fried together.

Please let me know if any of these sound familiar or if there is anything else I can help you with.