Try this homemade Grouper with Fennel and Olive Relish recipe the whole family will love. Made with olive oil, red onion, fennel bulbs and coarse salt. …
This Grouper with Fennel and Olive Relish relies on simple, everyday ingredients such as olive oil, large red onion, diced, coarse salt and balsamic vinegar. It comes together quickly and makes 4 servings, at about 282 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