4 zucchini vichyssoise Recipes

butter, leeks (white and pale green parts only), thinly sliced (about 2 1/2 cups), garlic cloves, chopped, yukon gold potatoes, peeled , cut into 2-inch pieces, zucchini, cut into 1-inch rounds, more) canned low-salt chicken broth, half and half, chopped fresh chives

unsalted butter, good olive oil, chopped leeks, white and light green parts (4 to 8 leeks), chopped unpeeled white boiling potatoes (8 small), chopped zucchini (2 zucchini), homemade chicken stock , recipe follows, or canned broth, kosher salt, freshly ground black pepper, heavy cream, fresh chives or julienned zucchini, for garnish

leek (white and pale green parts only), chopped fine and washed well (about 1 1/2 cups), chopped onion, minced garlic, olive oil, a 1/2-lb russet (baking) potato, zucchini, sliced thin (about 4 cups), low-salt chicken broth, heavy cream, fresh lemon juice plus additional to taste, ice water for thinning soup, lemon slices for garnish