Peas out and wash. Clean and wash kohlrabi and carrots. Cut kohlrabi into sticks, carrots into slices. Heat oil in a pot and fry the vegetables lightly. Deglaze with 1 litre of water, add the broth and thyme.
Cover and cook for about 15 minutes. For the dumplings, grate the Gouda finely. Mix cheese, fat, egg yolk and flour with the whisk of the hand mixer. Lightly toast sesame seeds in a pan and mix into the dough.
Season to taste with pepper, salt and nutmeg. Form small dumplings and let them simmer for about 5 minutes in the vegetable soup which is no longer boiling.