1. the pig's feet to remove the net hair armor, wash, cook with boiling water for about 30 minutes, change to rinse with water for about 1 hour, cut open and cut into blocks, each block weighs about 25 grams, wash, another change of boiling water to cook for about 20 minutes, take out, and again rinse with water for about 1 hour, and then change the boiling water to cook for 20 minutes to 60% of the soft rotten, take out, cool, plate.

2. Boil white vinegar, add sugar, refined salt, cook until dissolved, filtered, cooled and poured into the basin, the pig's foot block immersed in 6 hours, take with food.