1. Preheat oven to 180°C (350°F). Mince the garlic and set aside.
2. In a large bowl, whisk together the ingredients and add garlic last.
3. Place the fish in with the marinade and allow to sit for 30 minutes
4. Line a baking sheet with baking paper, place the fish skin side down and bake for 15-20 mins until fish flakes easily with fork
5. Meanwhile, make the green bean salad by placing a large saucepan of water over high heat, once boiling, blanch the beans for 3-4 minutes until bright green. 
6. Place the beans into cold water to stop them cooking, once cooled, drain well.
7. Place the beans into your serving dish, top with the fennel, avocado, almonds, and feta cheese.
8. To make the dressing, add the olive oil oil, vinegar, mustard and salt into a measuring jug.
9. Use an immersion blender to blend the dressing together.
10. Drizzle over the salad and serve with the baked fish.

Adding crispy bacon over the top goes lovely too!