Tuna Sandwich

Ingredients (8)

• 12 ounce tuna
• 1/2 cup mayonnaise
• 1/4 teaspoon each salt and pepper
• 1/2 teaspoon garlic powder
• 1/8 cup green onion
• 1/2 cup celery
• 8 large leaves green lettuce
• 8 slices whole grain bread