Hard boil eggs. Quench, peel and let cool. Peas shell, wash and drain
Peel and finely chop the onion. Steam in hot fat in a pot until translucent. Add peas. Deglaze with 600 ml water. Bring to the boil, stir in broth and simmer covered for about 15 minutes (frozen peas 6-8 minutes)
Wash the herbs, shake dry and chop them except for some mint for garnishing. Finely puree the soup and season to taste. Stir in the herbs, up to 1 tbsp. Dice eggs finely. Stir yoghurt until smooth. Stir 1 tbsp yoghurt into the soup. Sprinkle with egg and remaining herbs. Garnish with the rest of the mint