2 tablespoons whole star anise pods (ground)
2 cups kosher or sea salt
1 cup brown sugar (packed)
1 fresh salmon fillet, 2 to 2-1/2 pounds (skin on, pin bones removed)
  Freshly ground black pepper
1 10-ounce box couscous
  Juice of 3 whole limes
1/2 cup extra-virgin olive oil
1 cucumber (diced)
2 large tomatoes (diced)
1 cup chopped fresh flat leaf parsley
1/4 cup chopped fresh mint
1/4 cup chopped fresh dill
  Salt, freshly ground black pepper, and cayenne pepper (to taste)
  extra-virgin olive oil (as garnish)