Summer Vegetable Stew with Wheat Berries

Name: Summer Vegetable Stew with Wheat Berries
Ingredients: 1 medium leek, including a little green, thinly sliced; 1 small zucchini, pattypan, or summer squash, thinly sliced; 2 cups cooked wheat berries; 2 medium ripe tomatoes, cored and cut into wedges; 3 tablespoons extra virgin olive oil, plus oil for drizzling; Salt and freshly ground black pepper; ¼ pound green or wax beans, sliced into 1 inch pieces (1 scant cup); ½ cup chopped fresh basil or parsley leaves; ½ cup white wine, vegetable stock , or water