Fish

You can substitute 1 pound large shrimp with shells for the prawns.

You can use any firm-fleshed fish for this recipe. Scattering salt in the skillet prevents the fish from sticking without adding fat, and also seasons it. This dish is delicious at any temperature.

The tapenade can also be served as a dip for crudités or a zesty sauce for grilled fish. For best results, choose olives with distinctive flavors, such as those suggested below.

Peperonata is an Italian mixture of stewed sweet peppers, tomatoes, onions, and garlic. In this dish, the peperonata is combined with classic Provençal ingredients to make a flavorful topping for toast.

The spice rub can be stored in an airtight plastic container for up to 1 month.

Although fresh mackerel can be hard to find, smoked mackerel is often sold in the refrigerated section of supermarkets; it is also available from mail-order sources. We used the peppered variety, but any type will do.

Soaking the anchovies in red-wine vinegar gives them a wonderful pickled flavor.