First beef painted black pepper,add a little salt，drizzled with olive oil，and place the beef in a vacuum bag.

The best way to cook is to put the ingredients in a vacuum plastic bag that can withstand high temperatures and pump the vacuum.

First beef painted black pepper,add a little salt，drizzled with olive oil，and place the beef in a vacuum bag.

Sous vide is a new cooking way which cook food with low and constant temperature.

Place the eggs in a vacuum bag and vacuumize。

1. Orange peel: Wash and dry the fresh orange peel and disperse it into the electric pressure cooker. After 3 days, turn on the electric pressure cooker, the fragrance is fragrant, and the odor is completely absent. 2. Lemon: Cut the lemon into small pie