Step 1

Heat oven to 400°F. Grease 8-inch square baking dish.

Step 2

Place fish fillets into prepared baking dish. Bake 10 minutes.

Step 3

Melt butter in skillet until sizzling. Add spinach, parsley and lemon zest; cook 1 minute or just until spinach is wilted.

Step 4

Top fish evenly with spinach mixture and Parmesan cheese. Continue baking 5-10 minutes or until fish flakes easily with fork.

Step 5

Prepare couscous as directed on package while fish is baking. Serve fish with couscous.