It's been favored by wise epicureans for generations. But there's nothing bygone about it. This wild caught fish is a tall-bodied, flat fish with long spines along its dorsal fin known for its slight sweetness. We suggest giving it a gentle bake, to preserve its moist, flaky flesh and delicate skin. Tradition calls for a simple butter sauce. And as is often the case when butter is involved, some traditions are worth observing.