- 1 sea bass fillet
- handful of shelled walnut halves
- handful of fresh mint
- 1 clove garlic
- 100g/3½oz feta
- squeeze of lemon juice
- 55ml/2fl oz good olive oil
- salt
- Season the sea bass fillet and place, skin side down, in a hot ovenproof pan. Transfer to a hot oven and cook for three minutes.
- Meanwhile, make the pesto. Toast the walnuts in a dry pan.
- Put all the ingredients, except the olive oil, into a pestle and mortar. Pound thoroughly until you have a chunky paste.
- Gradually add the olive oil to give the sauce a drizzling consistency.
- Season to taste, and serve the sea bass fillet with the sauce.