Clean or peel and wash the soup greens. Cut leek into rings. Dice carrots and celery. Peel and chop garlic and onion. Heat oil in a pot.
Fry the prepared vegetables, onion, garlic and 1 tsp. oregano in it. Add tomatoes and 1 l water, bring to the boil and simmer for about 5 minutes. Stir in broth.
Rinse the white beans in a sieve and let them drain. Add the frozen French beans and white beans to the soup and continue cooking for about 8 minutes. Season to taste with salt, pepper and paprika. Bread tastes good with it.