Freshen up your dinner routine with this light and bright skillet supper.
In large ovenproof skillet, toss sliced fennel, onion, and zucchini in oil; season. Broil, stirring once, until browned in spots, about 10 minutes. Stir in wine, stock, and oregano. Place fish on top; season. Broil until fish is just opaque in center, about 7 minutes. Top with fennel fronds; season. Serve with baguette.