1. Frozen meat buns are usually baked for five minutes. The quick-frozen meat buns can be heated in the oven, turn on the upper and lower heat, and set the temperature to 150 degrees. Roujiamo is a convenience food trademark held by the Roujiamo Association. Laoroujiamo is a hot bun sandwiched with cold meat, which is refreshing but not greasy.

2. Roujiamo is one of the traditional specialties of Shaanxi Province in China. The name means "moat stuffed with meat". In January 2016, Roujiamo was selected into the fifth batch of intangible cultural heritage list of Shaanxi Province. For homemade roujiamo, you should choose meat that is both fat and lean. Too fat is too greasy. After the meat is cooked, you need to add star anise, cinnamon salt and other seasonings to make the marinade. Pour the prepared marinade on the meat buns and you can eat it.