Knead minced meat, egg, breadcrumbs, tomato paste, herbs, salt and paprika well. Form small meatballs. Clean and wash the savoy cabbage and cut into thicker strips. Clean, wash and cut the bell peppers into pieces.
Peel, wash and cut the carrots into pieces. Peel and finely dice the shallots. Peel and wash potatoes and cut into large cubes. Heat oil in a pot and fry meatballs.
Take out and drain on kitchen paper. Sauté the diced shallots in the cooking fat. Add potatoes, savoy cabbage, carrots and peppers, fry briefly and deglaze with stock. Bring to the boil and add the meatballs.
Cover and cook over medium heat for about 15 minutes. Season soup with salt and pepper and garnish with oregano if desired.