At the same time, it is necessary to check that the casserole is reasonable in structure, flat in placement, round in body, smooth in inner wall, free from protruding sand particles, round and even in whole, complete and free from cracks, and the lid can be fastened.
Because the casserole is made of clay, there are no bubbles on the wall of the casserole, which becomes the key problem of casserole quality.
Precautions for use
There is a lot of sand on the inner wall of the newly bought casserole, which needs to be brushed off with a harder brush.
The pot wall has fine pores and good water absorption. Clear water can be put into the pot for 3 ~ 5 minutes, then washed and dried for later use.
When cooking in a casserole, first dry the water outside the pot and slowly get angry. If there is less soup in the pot, add warm water or hot water.
When cooking food in a casserole, you need to simmer it slowly, and don't let the flame burn to the side of the pot. When lifting the pot, don't directly touch the plate or put it on a cool desktop, but block it with a dry cloth to avoid the excessive temperature difference and affect the life of the pot.
When used in winter, you should first heat the inside of the casserole with hot water, or heat the casserole with a small fire in advance, and then put in the food.
After use, it must be allowed to stand for 10 to 15 minutes, and the pot can be cleaned only after it is cooled, so as to avoid cracking due to excessive temperature difference, and it should be cleaned immediately, and it is not allowed to soak, otherwise sewage will be easily inhaled in the pot, leading to mildew and odor. Dry it after washing and put it in a cool and ventilated place. It is best to apply a thin layer of salad oil to strengthen protection.
General casserole can be used 150 to 200 times. If there is a crack, don't use it again to avoid explosion when cooking.
Casseroles are suitable for stewing meat, making soup and frying traditional Chinese medicine. However, the enamel of casserole contains a small amount of lead, which is easy to dissolve when cooking acidic food, which is harmful to health. So it's best to choose a casserole with a natural inner wall.
If the inner wall of the casserole is colored, it is not suitable for storing wine, vinegar, acidic drinks and food. The newly bought casserole can be soaked and boiled in 4% vinegar water first, which can remove most harmful substances.
Maintenance of casserole
Wash it first, then add water and tea, boil it over low heat, and then pour out the water; Or soak in water or rice washing water for one night to soften the texture inside the casserole, and then cook the porridge again to make the rice slurry penetrate into the material of the pot and become stronger and less prone to cracking after heating.
Before the first use of the newly bought casserole, brush a layer of oil with a brush to let the capillary holes suck in, then let the oil suck in completely with the smallest fire, turn off the fire, let it cool and clean.