Baked Red Snapper Napper in a Mediterranean Tomato Sauce

THIS LOW-CALORIE baked fish dish (named for my wife, Susan) is actually a combination of two classic Mediterranean presentations: rouget à l’algéroise, made with a tomato sauce containing fennel and saffron, and rouget à la portugaise, which uses a fresh tomato sauce made with shallots, garlic, and parsley. Both use considerably more olive oil than I have used here.

Since rouget is hard to come by—and expensive—my version uses red snapper. When snapper is not av