Hearty Winter Vegetable Soup Recipe

Name: Hearty Winter Vegetable Soup Recipe
Ingredients: 1 recipe Hearty Vegetable Stock, along with re-hydrated mushrooms from the stock; 2 leeks, white parts only, split in half lengthwise, cut into 1/4-inch slices; 1 medium carrot, diced; 2 stalks celery, diced; 1 large Yukon gold potato, diced; 1 cup cooked chickpeas, rinsed and drained (or any other cooked canned bean); 1 small bunch kale, thick stems removed, leaves roughly torn; 1 teaspoon soy sauce; Kosher salt and freshly ground black pepper; 1 tablespoon cornstarch mixed with 1 tablespoon water; 1 to 2 tablespoons fresh juice from 1 lemon; 2 tablespoons chopped fresh parsley leaves; Extra-virgin olive oil