longan can be mixed with brown sugar and eggs to make sweet soup. The specific methods are as follows:

1. Prepare ingredients: longan: 2, eggs: 3, brown sugar and ginger: 2.

2. Boil the eggs with an egg steamer

3. Peel off the shells of the eggs for later use

4. Remove the cores and shells of longan for later use

5. Put a proper amount of water and brown sugar in the pan

6. Add the eggs

7. Add a few slices of ginger

8. Add longan, and then cook for fifteen minutes.