Can you eat raw flounder?
Quick Answer
Yes, but with caution.
Raw flounder can be consumed, especially in dishes like sushi and sashimi. However, it must be properly prepared and sourced from safe, reputable places to minimize the risk of foodborne illnesses.

What Is It?
Flounder is a type of flatfish that is popular in cooking, particularly in seafood dishes. When referred to as ‘raw flounder’, it means the fish is uncooked and is often served in dishes like sushi or sashimi.
Historical Context
Flounder has been a staple in many coastal communities for centuries. The practice of eating raw fish, including flounder, originated in Asian countries like Japan and Korea, where it is considered a delicacy.
Why It Can Be Risky
While eating raw flounder can be safe, there are potential risks involved.
- Foodborne illnesses: Raw fish can carry bacteria and parasites, which can cause food poisoning.
- Allergic reactions: Some people may be allergic to flounder or other types of fish.
- Mercury contamination: Like other seafood, flounder can contain traces of mercury, which can be harmful in large amounts.
Safe Method?
To safely eat raw flounder, ensure it is fresh, properly cleaned, and sourced from a reputable supplier. It is also recommended to freeze the fish before consumption to kill any potential parasites.
Safe Alternatives
If you’re concerned about the risks of eating raw flounder, consider alternatives like cooked flounder or other types of fish. Vegetarian options like tofu or tempeh can also be used in many dishes.
Storage Tips
Raw flounder should be stored in the refrigerator at a temperature below 40°F (4°C) and consumed within 1-2 days. For longer storage, it can be frozen at 0°F (-18°C).
Preparation Tips
Before eating raw flounder, it should be thoroughly cleaned and any bones should be removed. It can then be thinly sliced and served with condiments like soy sauce or wasabi.