Baked Flounder With Lemon and Butter

Ingredients

Instructions

1. 1Make the Fish
2. 2Gather the ingredients.
3. 3Grease a shallow baking dish with the solid butter . Position a rack in the center of the oven and heat to 325 F/165 C.
4. 4Cut 1 1/2 pounds flounder fillets into 4 same-size portions.
5. 5Arrange the pieces in the prepared baking dish, and sprinkle with 1 teaspoon fine salt, or to taste, and 1/8 teaspoon freshly ground black pepper.
6. 6In a small bowl or measuring cup, combine the remaining 1/4 cup melted unsalted butter, 2 tablespoons freshly squeezed lemon juice, and 2 teaspoons minced onion.
7. 7Pour the lemon-butter mixture over fish.
8. 8Sprinkle with 1 teaspoon paprika.
9. 9Bake until the fish is cooked through and flakes easily with a fork, 15 to 25 minutes, depending on the thickness of the fillets. Meanwhile, make the garlic aioli, if desired.
10. 10Garnish with 1 tablespoon finely chopped parsley and lemon slices or wedges. Serve with garlic aioli, if using.
11. 11Make the Optional Garlic Aioli
12. 12Gather the ingredients.
13. 13Crush 2 medium cloves garlic, transfer to a medium bowl, and mash well with a fork. Alternatively, use a mortar and pestle.
14. 14Add 1/2 cup mayonnaise, 2 tablespoons olive oil, and 1 tablespoon freshly squeezed lemon juice to the bowl. Stir well to blend.
15. 15Season with fine salt, to taste.
16. 16Cover and chill until serving time.