2 tbspolive oil4sea mullet fillets (175gm each), or another white-fleshed fish, skin on20 gmbutter, diced200 gmpearl couscous1 cupcoarsely chopped coriander1/4 cupcoarsely chopped flat-leaf parsley60 ml (1/4 cup)extra-virgin olive oilRind of ½ preserved lemon, finely chopped1 tspharissa, or to tasteLime halves, to serve
Preheat oven to 200C. Heat oil in a large frying pan over medium-high heat until smoking. Add sea mullet fillets skin-side down and fry until golden (1-2 minutes). Turn fish, add butter to pan, season to taste and transfer to oven to cook through (3-5 minutes).
Meanwhile, cook pearl couscous in a large saucepan of boiling salted water until tender (5-7 minutes). Drain well, transfer to a warmed bowl, add coriander, parsley, olive oil, preserved lemon rind and harissa, season to taste, toss to combine and transfer to serving plates. Top with fish and serve with lime halves.