Try this. It's good. And metric, too.

Great Unified Lentil Soup

Peel and dice onion and garlic. Roast gently with 30 g of butter in a large pot.

Add diced meat, keep roasting gently.

Dice greens and spring onions, add, and let it all simmer for about 5 minutes.

Add washed lentils, cover with broth.

Add diced potatoes. Cook at medium heat for about 30 minutes.

Slice mushrooms finely and roast for 5 minutes in a pan with 20 g of butter. Then add to the soup.

Add milk, cream and tomate past; let boil for a moment.

Add lemon juice.

Add salt, pepper, paprika and curry to taste.

Serve strewn with chopped chervil and decorated with mushroom slices.