44 Clove Garlic Soup

Name: 44-Clove Garlic Soup
Ingredients: 26 garlic cloves (unpeeled); 2 tablespoons olive oil; 2 tablespoons (1/4 stick) butter; 2 1/4 cups sliced onions; 1 1/2 teaspoons chopped fresh thyme; 18 garlic cloves, peeled; 3 1/2 cups chicken stock or canned low-salt chicken broth; 1/2 cup whipping cream; 1/2 cup finely grated Parmesan cheese (about 2 ounces); 4 lemon wedges