Steps:
1. Prepare the materials, leaving half a bowl of rice and half a bowl of mashed potatoes.
2. Dice the sausage and mix it with mashed potatoes and rice. If it is cold rice, it needs to be heated in the microwave for 2 minutes.
3. Wash broccoli, blanch and remove, and cut seaweed into long strips.
4. Wash the lettuce, control the water, and spread it in the lunch box.
5, put on gloves, take the right amount of rice to knead a rice ball and surround it with seaweed.
6. Put the kneaded rice balls in the box.
7. Put the submerged broccoli and cherry tomatoes around the lunch box.