Peel the pumpkin, remove the seeds and cut into small pieces.
Peel the potatoes and cut them into small pieces.
Remove the kale leaves from the stem, wash and coarsely chop.
Wash the leek, peel the onion and cut everything into small cubes.
Peel the celery and carrots and also cut into small cubes.
In a large pot, put the vegetables with the spices.
Add as much water until everything is covered.
Cook the stew for 30 minutes. At the end, bind the green coal stew with potato flour. To do this, mix the potato flour beforehand in a cup with a little cold water and then stir it in quickly.