Ingredients
- 2 tablespoons olive oil
- 1 yellow onion, diced
- 4 garlic cloves, minced
- 3 celery stalks, finely diced
- 1 1/2 cups chopped tomatoes
- 1 1/2 cups dried red lentils
- 1 turnip, peeled and diced
- 1/2 cup chopped fresh flat-leaf parsley
- 1 teaspoon red-wine vinegar (optional)
- Coarse salt and pepper
