Oven-Fried Potatoes & Onions

Why You’ll Love This Recipe

Oven-Fried Potatoes & Onions is a timeless comfort dish that proves simple ingredients can deliver exceptional flavor. I often make this recipe when I want something hearty, rustic, and satisfying without the mess of deep frying. Baking the potatoes in the oven allows them to develop crispy edges while staying soft and fluffy inside, and the onions slowly caramelize, adding natural sweetness and depth. I tested this dish using both yellow and red onions, and while both work well, yellow onions give the most balanced flavor. This recipe is incredibly versatile, pairing beautifully with meats, eggs, or even enjoyed on its own. Best of all, it requires minimal prep and uses pantry staples, making it a dependable option for weeknight dinners or relaxed weekend meals.

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Oven-Fried Potatoes & Onions


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  • Author: Diva
  • Total Time: 1 hour
  • Yield: 4 servings
  • Diet: Vegan

Description

Crispy oven-fried potatoes and onions seasoned simply and baked until golden, making an easy and comforting side dish for any meal.


Ingredients

  • 2 pounds potatoes, peeled and thinly sliced
  • 1 large onion, thinly sliced
  • 3 tablespoons olive oil
  • 1 teaspoon salt
  • 1/2 teaspoon black pepper
  • 1/2 teaspoon paprika
  • 1/2 teaspoon garlic powder
  • 1/2 teaspoon dried thyme or rosemary (optional)


Instructions

  1. Preheat the oven to 425°F (220°C).
  2. Lightly grease a large baking dish or sheet pan.
  3. In a large bowl, combine the sliced potatoes and onions.
  4. Add olive oil, salt, black pepper, paprika, garlic powder, and herbs if using. Toss until evenly coated.
  5. Spread the mixture evenly in the prepared baking dish.
  6. Cover loosely with foil and bake for 25 minutes.
  7. Remove foil, stir gently, and return to the oven.
  8. Bake uncovered for another 20–25 minutes, stirring once, until potatoes are tender and golden brown.
  9. Serve hot.

Notes

  • For extra crispiness, use a metal baking pan.
  • You can add bell peppers or mushrooms for variation.
  • Serve as a side with eggs, chicken, or roasted meats.
  • Prep Time: 15 minutes
  • Cook Time: 45 minutes
  • Category: Side Dish
  • Method: Baking
  • Cuisine: American

Ingredients

(Tip: You can find the complete list of ingredients and their measurements in the recipe card below.)

Potatoes are the heart of this dish. Russet potatoes are ideal because they crisp well in the oven while remaining tender inside. Thin, even slices ensure uniform cooking.

Onions add sweetness and depth as they roast. Yellow onions caramelize beautifully, but red onions offer a slightly sharper flavor if preferred.

Olive oil helps the potatoes achieve a golden, crisp exterior while enhancing their natural flavor.

Salt is essential for drawing out moisture and seasoning the potatoes evenly.

Black pepper adds subtle heat and balances the richness of the roasted potatoes.

Paprika provides gentle smokiness and enhances the color of the finished dish.

Garlic powder adds savory depth without overpowering the potatoes and onions.

Dried thyme or rosemary brings a light herbal note that complements the roasted flavors perfectly.

Directions

Preheat the oven to 220°C (425°F). Lightly grease a large baking sheet or line it with parchment paper to prevent sticking.

Wash and peel the potatoes if desired, then slice them into thin, even rounds. Slice the onions into similar thickness so they cook at the same rate. Place both in a large bowl.

Drizzle the olive oil over the potatoes and onions, then add salt, black pepper, paprika, garlic powder, and dried herbs. Toss thoroughly to ensure every slice is evenly coated.

Spread the mixture onto the prepared baking sheet in a single layer. Avoid overcrowding, as this helps the potatoes crisp rather than steam.

Bake for 25 minutes, then remove the tray and flip the potatoes and onions using a spatula. Return to the oven and bake for an additional 20 to 25 minutes, or until golden brown and crispy at the edges. Serve immediately for best texture.

Equipment needed

Must-Have Tools to Get Rolling

Silicone Spatula – Durable, heat-resistant silicone spatula perfect for mixing, scraping, and spreading. Gentle on non-stick cookware and easy to clean.

Large pot – You’ll need this to boil the whole cabbage head and soften the leaves.

large bowl –Spacious, durable large bowl ideal for mixing, serving, or food preparation. Made from sturdy material and easy to clean.

Sharp knife – For coring the cabbage and slicing out the thick stem in each leaf. A paring knife works best.

Mixing bowl – A big bowl makes it easier to combine your meat and rice filling evenly.

Cutting board – For prepping cabbage leaves and rolling them like a pro.

Full-Size Blender – is a powerful kitchen appliance for making smoothies, soups, and sauces in large batches.

 3-in-1 Air Fryer – This versatile 3-in-1 air fryer offers Air Fry for healthier meals with less oil, Bake for bakery-quality desserts and treats, and Reheat to bring leftovers back to life with crispy, flavorful results

Servings and timing

This recipe serves four people as a side dish. Preparation takes about 10 minutes, and baking time is approximately 45 to 50 minutes. The total time from start to finish is around one hour.

Storage/reheating

Store leftovers in an airtight container in the refrigerator for up to three days. Reheat in the oven at 200°C (400°F) for 10 to 15 minutes to restore crispness. Avoid microwaving, as it softens the potatoes.

Variations and Customizations

Oven-Fried Potatoes & Onions can be easily adapted to suit different tastes. I often add sliced bell peppers for extra color and sweetness, especially when serving this dish for brunch. For a more savory profile, a sprinkle of grated Parmesan during the last 10 minutes of baking adds richness and crisp edges. If you enjoy spice, smoked paprika or a pinch of chili flakes brings gentle heat. You can also experiment with fresh herbs like rosemary or thyme, added halfway through baking for a brighter flavor. I have even tried this recipe with sweet potatoes, which results in a softer texture and natural sweetness that pairs well with onions.

Nutrition and Dietary Info

This dish is naturally vegetarian and dairy-free. It provides complex carbohydrates, fiber, and essential minerals from the potatoes and onions. Using olive oil keeps it heart-healthy when enjoyed in moderation.

Expert Tips & Customizations

Even Slicing
Cut potatoes and onions evenly to ensure consistent cooking and browning.

Crispier Results
Spread the vegetables in a single layer and avoid overcrowding the pan.

Flavor Boost
Finish with a pinch of flaky salt or fresh herbs just before serving.

FAQs

Can I leave the potato skins on?

Yes, leaving the skins adds texture and extra nutrients.

What type of potatoes work best?

Russet potatoes are ideal, but Yukon Gold also works well.

Can I make this dish ahead of time?

It is best served fresh, but it can be reheated in the oven.

Why aren’t my potatoes crispy?

Overcrowding the pan or too much oil can prevent crisping.

Can I use butter instead of olive oil?

Yes, but olive oil provides better crisping at high heat.

Are these potatoes spicy?

No, they are mild unless additional spices are added.

Can I add garlic?

Yes, add fresh garlic during the last 15 minutes to prevent burning.

Is this recipe vegan?

Yes, it is completely plant-based.

Can I freeze leftovers?

Freezing is not recommended, as the texture will change.

What meals pair well with this dish?

It pairs well with roasted meats, eggs, or grilled vegetables.

Conclusion

Oven-Fried Potatoes & Onions is a simple yet deeply satisfying recipe that delivers crisp texture and rich, roasted flavor without frying. Its versatility and ease make it a staple side dish that fits effortlessly into everyday meals. With minimal ingredients and reliable results, this recipe is one you will return to time and time again.

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