Haddock and Lemon Spaghetti

Ingredients

• • 3 onions, thinly sliced
  • 1/3 cup (75 ml) olive oil
  • 1 lb (454 g) skinless, boneless haddock or redfish
  • 3 tbsp (45 ml) lemon juice
  • 2 cloves garlic, chopped
  • ½ tsp red pepper flakes
  • ¾ lb (340 g) spaghetti
  • 1 cup (45 g) chopped cilantro
  • 1 lemon, grated zest
  • Salt and pepper