Ingredients

Steps

• Rinse the mushrooms, cover with 275 ml of hot water and leave for 30 minutes.
• Reserve the strained water and roughly chop the mushrooms.
• Put the mushrooms and their water with the carrots, onions, and lettuce in a large pan with 2 litres of cold water.
• Bring to the boil, cover, and simmer for 30 minutes.
• Strain carefully, add the oil, sugar, and soy sauce.
• Return to the heat and boil down to approximately 900 ml.
• Season with salt.