Step 1

Place drained tuna in a medium bowl.

Step 2

Add the plain Greek yogurt (or mayonnaise), relish, red onion, celery, and a little salt and pepper.

Step 3

Stir with a fork until everything is well combined. Taste and add more salt and pepper as needed.

Step 4

Serve tuna salad on bread, rolls, croissants or crackers. For low carb, serve tuna salad on a bed of lettuce, in hollowed out tomatoes, or in avocado halves.