1, screw meat is usually fried for about 10 minutes. Screw meat is a delicious traditional Lu cuisine, named because the meat rolls are shaped like screws. This dish is oily, light red, soft and salty. Field snails are widely distributed throughout China in freshwater lakes, reservoirs, rice paddies, ponds and ditches.

2, snail cold and fear of heat, the optimal growth temperature of 25 ℃, the water temperature is lower than 15 ℃ or higher than 30 ℃ that is, to stop feeding, when the water temperature is lower than 10 ℃ will be drilling mud, more than 40 ℃ will be scalded to death. The snail has a mixed diet, likes to move and feed at night, and can reproduce naturally. The life span of the snail is generally four or five years for females and two or three years for males, and the snail grows fastest in the first three or four months, and then gradually slows down, and basically stops growing after two years.