Wash the potatoes and cook covered for about 20 minutes. Boil eggs hard for about 10 minutes. Quench, peel
Peel the onion. Peel and wash the carrots. Cut both into small cubes. Sauté in the hot yoghurt butter in the pot. Sprinkle with flour and sauté briefly. Stir in 1/4 l water, milk and stock. Bring to the boil and simmer for about 5 minutes
Clean and wash spring onions and cut into fine rings. Stir them into the sauce except for a little green. Season with mustard, salt and pepper. Slice the eggs into six and heat them up. Rinse and peel the potatoes. Serve with the ragout. Sprinkle with spring onion green