Lentil Soup - cooking recipe

Ingredients

1 lb. lentils
1 medium onion, chopped
3 medium carrots, chopped
2 stalks celery, chopped
1 Tbsp. salt
1 tsp. black pepper
1/2 can tomato sauce
6 Tbsp. olive oil

Preparation

Wash lentils in cold water and drain.
Add lentils to 4 quarts of cold water.
Add all ingredients except olive oil.
Cook on medium heat for 1 hour.
Add 1 cup cooked rice or macaroni.
Add olive oil.