2. Heat carrot juice, tomato juice and spinach juice to about 40 degrees respectively.
3. Divide the pre-soaked jelly into three equal parts, and add them into the pot several times to melt.
4. Pour the white vinegar and olive oil into a mixing basin and mix well.
5. Add salt, French mustard sauce and pepper and mix well.
6. Put the cooked sauce into a silicon soft plastic mold and send it to the refrigerator for cold storage.
7. Take out the frozen jelly and put it on a plate. Decorate the surface to make a salad dressing.