Serves 6, 25g butter (2 slices), 1 can tomato puree
Cut cabbage, onion, bell pepper, carrot, and celery into bite-sized pieces.
Add olive oil to a pot and sauté minced garlic.
Add all the prepared vegetables and stir-fry over medium heat for 3 minutes.
Pour in tomatoes (or tomato puree) and water, then bring to a boil.
Season with salt and pepper, then simmer on low heat for 20 minutes.