Created by KittenCal on May 19, 2013
Step 1: Place the onion in a large saucepan and saute over medium heat in a small amount of oil for about 6 minutes. Add the garlic and cook 2-3 minutes more.
Step 2: Add the vegetable stock and barley and bring the pot to a boil over high heat. Reduce the heat to medium and cook, covered, for 30 minutes.
Step 3: Add the sweet potato and cook for 15 minutes longer, or until the potatoes and barley are tender.
Step 4: Stir in the tarragon and lemon zest and juice, and season with salt and pepper.
Step 5: FOR THE STOCK; Scrub the vegetables and chop them roughly into 1-inch chunks.
Step 6: In a large pot, add the onion, carrots, celery, garlic, parsley, and lentils and cook them over high heat for 5 to 10 minutes in oil, stirring frequently.
Step 7: Add 2 quarts of water and bring to a boil.
Step 8: Lower the heat and simmer, uncovered, for 30 minutes. Strain the stock carefully and discard the solids.