When can I make preserved fish and bacon?

1, "heavy snow" solar term, every year1February, that is, before "snow" to "beginning of spring", preserved fish and bacon can be preserved. 2. Meat curing is a process of processing with salt or mainly salt, adding nitrate, sugar and spices. Since ancient times, curing is a method of preserving meat products, and it is still widely used today. However, the purpose of curing has changed from simple preservation to improving flavor and product quality, thus making curing an important technological link in many meat products processing. Pickling ingredients mainly include salt, nitrate or nitrite, phosphate, ascorbic acid, sugar and spices. Among them, salt can dehydrate, permeate and inhibit the growth and reproduction of bacteria.