Seared Wild Alaska Halibut with Pancetta Salad

Ingredients

• 4 peppers, halved and deseeded
• 170g pack pancetta cubes
• 15g (½ oz) butter
• 2 tbsp olive oil
• 4 x 100-150g (4-6oz) fillets wild Alaska halibut
• 4 handfuls baby spinach
• ½ red onion, thinly sliced
• 1 handful pea shoots, rocket or watercress
• 4 tbsp extra virgin olive oil
• 2 tbsp lemon juice
• ½ tsp finely grated lemon zest
• 1 tsp whole grain or Dijon mustard
• 2 tsp chopped fresh thyme
• Salt and freshly ground black pepper