Tuna-Stuffed Shells

Pasta

• 16 uncooked jumbo pasta shells

Tomato-Basil Vinaigrette

• 2 large tomatoes, seeded, chopped (2 cups)
• 2 tablespoons chopped onion
• 2 tablespoons chopped fresh or 2 teaspoons dried basil leaves
• 2 tablespoons olive or vegetable oil
• 1 tablespoon red wine vinegar
• 1/8 teaspoon salt
• 1/8 teaspoon pepper

Filling

• 1/3 cup mayonnaise or salad dressing
• 2 tablespoons chopped fresh or 2 teaspoons dried basil leaves
• 1/4 teaspoon salt
• 2 cans (5 oz each) albacore tuna in water, drained, flaked
• 1 large carrot, shredded (1 cup)
• 1 small zucchini, shredded (1 cup)
• 1 small onion, chopped (1/4 cup)
• Lettuce leaf