How to make rice noodles? Hot or warm water?

With warm water, here's how to do it:

Preparation materials: a little carrot, 50g iron-containing rice flour and 2 drops of walnut oil.

Production steps:

1. Peel carrots and cut them into small pieces.

2. Steam in a steamer.

3. After steaming, put it into a food supplement machine until it is fine and particle-free.

4. Stir the rice noodles with warm water at 70℃ while adding water.

5. Add carrot puree.

6. Finally, add 2 drops of walnut oil.

7. Finished product drawing.