Wash carrots, broccoli, tomatoes, celery, and cabbage thoroughly and cut them into appropriate sizes.
Pour 500ml of water into a pot and add all the prepared vegetables.
Boil on high heat; once it begins to boil, reduce to medium heat and simmer for 20 minutes.
When all the ingredients are soft, turn off the heat and let it cool.
Blend the boiled vegetables and broth in a blender until smooth.