It seems that you can't use raw flour ~ you should use Geely flour (that is, jelly powder)

Raw materials: Geely powder, fruit, milk, etc.

Steps:

1, 1 spoon of gelatine powder is mixed with 5 spoons of boiling water above 80 degrees.

Step 2 add diced fruit

3. Add milk or other drinks equivalent to gelatin powder.

4. Put it in the refrigerator 15 minutes.