Ingredients
Method
- Place the lentils, onion, carrots, celery, garlic, tomatoes, broth, thyme, bay leaves, salt and pepper in a 6-quart crockpot.
- Stir well, cover, and cook on low for 6 to 7 hours until the lentils are tender but not split apart.
- Discard the bay leaves and mash 1 cup of lentils against the side of the crock.
- Stir in the vinegar and add hot water 1/2 cup at a time if the soup is too thick to ladle.
- Cool in shallow containers and freeze for up to 3 months.