Olive oil
2 leeks, cleaned well and chopped
½ cup White Queen celery, stems and leaves chopped, separate
3 potatoes, diced
Salt and pepper to taste
4 cloves garlic, chopped
1 bunch chard, stems removed
1 head escarole, chopped
1 cup fava greens
½ cup parsley leaves
1 quart vegetable broth
Lime juice (optional)