The Qingming vegetable cake needs to be steamed for 20 minutes. The specific method is as follows:

1. Wash and chop the Qingming vegetables.

2. Put a little water in the pot and cook for 6 minutes. Add salt and alkaline. Water will come out when cooking. This is cooked. You can do it without alkaline.

3. Add sticky rice flour and glutinous rice flour into the cooked Qingming vegetables at a ratio of 1:1, mix evenly and steam in the pot for 20 minutes.