Fish with Moroccan Sweet and Hot Tomato Sauce

This recipe is a composite of two Moroccan fish recipes. The sweet and spicy tomato sauce is excellent with swordfish, sea bass, tuna, rockfish, or flounder. You can grill or broil the fish and spoon the sauce on after cooking, or you can bake the fish covered with some of the sauce and spoon a little more sauce on after it emerges from the oven. I like to top the sauced fish with a small handful of deep-fried onions, as their sweetness plays nicely against the sauce and raisins. Couscous i