Lentil Soup - cooking recipe

Ingredients

1 lb. lentils
5 qt. water
2 cloves garlic, chopped
4 large onions, chopped
3 celery stalks, chopped
1/4 c. vegetable oil
4 to 6 potatoes, peeled and diced
4 carrots, sliced
1 1/2 c. tomatoes, diced
1 bag fresh spinach *
1/2 tsp. black pepper
1 tsp. chopped parsley
salt to taste
3 Tbsp. butter

Preparation

Wash lentils and soak in water overnight; drain.
Bring 5 quarts of water to a boil.
Saute onions, garlic and celery in vegetable oil and add to boiling water.
Add all other ingredients and bring to a boil again.
Lower heat; cover and cook 2 1/2 hours.
Add additional seasonings to taste prior to serving.