Try this homemade Cheesy Mushroom Baked Flounder recipe the whole family will love. Made with flounder fillets, thyme, green onions and mushrooms. Easy …
This Cheesy Mushroom Baked Flounder relies on simple, everyday ingredients such as flounder fillets, thyme, green onions, finely chopped and butter, melted. It comes together quickly and makes 4 servings, at about 336 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