Try this homemade Mayo-Free Tuna Sandwich Filling recipe the whole family will love. Made with water, red onion, fresh oregano and fresh rosemary. Easy …
This Mayo-Free Tuna Sandwich Filling relies on simple, everyday ingredients such as red onion, diced, fresh oregano, minced, fresh rosemary, minced and diced green chile pepper. It comes together quickly and makes 4 servings, at about 39 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.
Updated Jun 30, 2026