1. First of all, we need to heat the pan, and then add the right amount of oil. Then use low heat to stir-fry the onion and so on.

2. Then we put in the right amount of seasoning, such as soy sauce, barbecue sauce, sugar, sake and so on. Then we cook them in the pan until they become a paste.

3. Then we remove the head and tail of the eel and remove the bones.

4. Put the eel in a plastic box, pour half of the sauce on it and put it in the refrigerator for half a day.

5. Then we put a baking sheet on top of the tinfoil, put the eel on top, and put it in the oven for about half an hour.

6. Then we take out the eel, then we pour the rest of the sauce into a casserole dish, simmer it, and pour it over the eel. Finally, we sprinkle white sesame seeds on it.

Eel is a general term for species belonging to the order eel. It is a fish with the appearance of a long snake, has the basic characteristics of a fish, and has migratory characteristics similar to salmon.

The eel is a fish that looks like a snake and has no scales, and it is usually found in fresh and salt water. Generally speaking, eels of the same age, female eels are larger than male eels, and their body color is lighter.

The eel is mainly found in China's Yangtze River, Minjiang River, Pearl River Basin, Hainan Island and rivers and lakes. The eel grows mainly in tropical and temperate regions, except for the European eel (Anguilla anguilla) and the American eel (Anguilla rostrata) in the Atlantic Ocean, and the rest are distributed in the Indian and Pacific Oceans.