Roasted Parmesan Creamed Onions

 

🧅 Roasted Parmesan Creamed Onions: The Underrated Star of the Dinner Table

In a world full of casseroles, mashed potatoes, and green bean sides, one dish quietly steals the spotlight with rich, savory elegance: Roasted Parmesan Creamed Onions.

This simple yet sophisticated side takes humble onions and transforms them into something extraordinary. Roasting brings out their natural sweetness, while a creamy, Parmesan-infused sauce adds a savory depth that feels both nostalgic and gourmet. Whether you're planning a holiday feast or elevating a weeknight dinner, this dish is a warm, melty bowl of comfort you didn’t know you were missing.

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🌟 Why You’ll Love This Dish

• Unexpectedly luxurious – Simple ingredients, rich flavor

• Perfect balance of sweet, savory, and creamy

• A beautiful side for roasts, steaks, turkey, or vegetarian mains

• Easy to prepare and even easier to devour

If you’re tired of the same old side dishes, this recipe is your new secret weapon.

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🧄 Roasted Parmesan Creamed Onions – Recipe

Ingredients:

• 6–8 medium yellow or sweet onions, peeled and halved

• 2 tablespoons olive oil

• Salt & black pepper, to taste

• 2 tablespoons butter

• 2 tablespoons all-purpose flour

• 1 ½ cups heavy cream (or half-and-half)

• ½ cup freshly grated Parmesan cheese (plus more for topping)

• Optional: fresh thyme or chives for garnish

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👩‍🍳 Instructions:

1. Roast the Onions:

• Preheat oven to 400°F (200°C).

• Arrange halved onions (cut-side up) in a baking dish or oven-safe skillet.

• Drizzle with olive oil, and sprinkle with salt and pepper.

• Roast uncovered for 30–40 minutes, until edges are golden and onions are fork-tender.

2. Make the Parmesan Cream Sauce:

• In a small saucepan, melt butter over medium heat.

• Whisk in flour and cook for 1 minute to make a roux.

• Slowly whisk in heavy cream, stirring until smooth and slightly thickened (about 5 minutes).

• Stir in Parmesan cheese and season with a pinch of salt and pepper. Remove from heat once cheese is melted and sauce is velvety.

3. Combine & Bake:

• Pour the cream sauce over the roasted onions in the dish.

• Sprinkle with extra Parmesan on top.

• Return to the oven and bake for another 15–20 minutes, until bubbling and golden on top.

4. Serve & Savor:

• Let cool for a few minutes, then spoon onto plates and top with fresh herbs if desired.

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🍽️ Perfect Pairings

Roasted Parmesan Creamed Onions shine alongside:

• Prime rib or roast beef

• Holiday ham or roasted turkey

• Grilled portobellos or lentil loaf for vegetarian meals

• Garlic mashed potatoes and crusty bread to soak up the sauce

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📝 Tips & Variations

• Use sweet onions like Vidalia for an even more caramelized flavor.

• Add a touch of garlic to the cream sauce for extra depth.

• Swap Parmesan with Gruyère or fontina for a different cheesy vibe.

• Make ahead: Roast onions and prepare sauce separately, then assemble and bake before serving.

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Final Thoughts

If you’re looking for a side dish that’s both comforting and a little unexpected, Roasted Parmesan Creamed Onions deliver in every bite. They're creamy without being heavy, cheesy without being overwhelming, and bursting with rich roasted flavor.

Whether served at a holiday table or alongside a cozy Sunday dinner, this recipe is proof that onions can be more than just a base—they can be the star.