How to keep the pork knuckle warm?

Use insulated lunch boxes, insulated bags and high-temperature fresh-keeping bags.

1. Use insulated lunch box: Put the cooked pork knuckle rice elbow into insulated lunch box, which can effectively keep the temperature and taste of pork knuckle rice elbow.

2, the use of insulation bag: put the cooked pork knuckle rice elbow into the insulation bag, which can play the role of insulation, so that the food keeps the temperature and taste, suitable for going out.

3. Use a high-temperature fresh-keeping bag: put the cooked pork knuckle rice elbow into a high-temperature fresh-keeping bag, add a small amount of hot water, and seal the bag tightly to keep the temperature and taste of the food.