Warm up with this hearty Fish Soup With Fennel recipe. Made with fennel, onion, extra virgin olive oil and water. Easy step-by-step instructions included.
This Fish Soup With Fennel relies on simple, everyday ingredients such as fennel bulb, medium onion, extra virgin olive oil and water. It comes together quickly and makes 4 servings, at about 142 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