Soup Maigre

Ingredients

• 3 whole lettuces
• 1 large handful spinach
• chervil
• 1 whole head of celery
• 2–3 whole carrots
• 4 whole onions
• 0.5 pound butter
• salt
• sifted white sugar
• white pepper
• 5 pints water
• 4 whole egg yolks

Instructions

1. Chop the lettuces, spinach, chervil, celery, carrots, and onions. Put them on the fire with half a pound of butter and let them fry until slightly browned. Season with a little salt, sifted white sugar, and white pepper.
2. Stew all gently in five pints of boiling water for about two and a half hours.
3. Just before serving, thicken the soup by mixing the beaten yolks of four eggs with a little of the hot soup first, then stir this mixture into the remainder of the soup.