1: "Secret #1: Start with high-quality canned tuna for protein-packed goodness."

2: "Secret #2: Mix in Greek yogurt for a creamy, tangy twist that's low in fat."

3: "Secret #3: Add fresh veggies like celery, bell peppers, and onions for crunch and flavor."

4: "Secret #4: Season with lemon juice, herbs, and spices for an extra kick of taste."

5: "Secret #5: Serve on whole grain bread or lettuce wraps for a satisfying, low-calorie meal."