• Can of tuna packed in water
• 1 tablespoon fat-free mayonnaise or 1 tablespoon fat-free plain yogurt (optional)
• 2 to 3 cups Romaine lettuce
• 1/2 cup diced tomatoes
• 1 tablespoon oil
• 1/4 cup red wine vinegar
• Pepper

In a medium-sized bowl, mix drained tuna and fat-free mayo or fat-free plain yogurt. Wash and tear lettuce and place in another medium-sized bowl. Add diced tomatoes and tuna to the washed lettuce. Sprinkle red wine vinegar and olive oil over the salad. Dash pepper over the salad and enjoy.