How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Baked Flounder with Onion and Lemon?

You need 7 ingredients. The key ingredients include: 2 lemons, sliced into 1/4-inch-thick rounds, 2 medium onions, peeled and sliced into very thin rounds (8 ounces each), 4 tablespoons unsalted butter, 1 cup dry white wine, and more.

Is Baked Flounder with Onion and Lemon suitable as general?

Yes, Baked Flounder with Onion and Lemon falls under the General category and is a great choice for this type of meal.

How do I store leftover Baked Flounder with Onion and Lemon?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Baked Flounder with Onion and Lemon Recipe

Name: Baked Flounder with Onion and Lemon
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 2 lemons, sliced into 1/4-inch-thick rounds; 2 medium onions, peeled and sliced into very thin rounds (8 ounces each); 4 tablespoons unsalted butter; 1 cup dry white wine; 1 teaspoon freshly chopped thyme, plus several sprigs more; Salt and freshly ground pepper; 4 6-ounce flounder fillets

Try this homemade Baked Flounder with Onion and Lemon recipe the whole family will love. Made with lemons, onions, unsalted butter and white wine. Easy …

This Baked Flounder with Onion and Lemon relies on simple, everyday ingredients such as unsalted butter, dry white wine and flounder fillets. It comes together quickly and makes 4 servings, at about 132 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 General

Servings: persons

2 lemons, sliced into 1/4-inch-thick rounds
2 medium onions, peeled and sliced into very thin rounds (8 ounces each)
4 tablespoons unsalted butter
1 cup dry white wine
1 teaspoon freshly chopped thyme, plus several sprigs more
Salt and freshly ground pepper
4 6-ounce flounder fillets

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Quick Info

Servings
4 servings
Calories
132 kcal
Category
General

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