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Kidney Soup

6 servings

Ingredients

• 1 pcs ox kidney
• 2 l water
• 1 head celery
• 1 pcs leek onion
• salt (a little)
• 1 piece ginger
• 1 tbsp flour

Instructions

1. One ox kidney is enough for a soup for 6 people.
2. Wash the kidney thoroughly, cut it into several pieces, and place in over 2 l of water.
3. Add one head of celery, one leek onion, salt, and a piece of ginger and cook the kidney until tender for about 3 hours.
4. Strain the soup through a fine sieve, bring to a boil again, and cook until creamy with a generous tablespoon of flour.
5. Cut the celery root and kidney into small slices and arrange them over the soup.

Modernized from a treasured 19th-century German cookbook.