Deliciously Easy Delmonico Potatoes Recipe You’ll Love Making

Posted on April 2, 2025 ·

by Bellie

a pan filled with potatoes covered in cheese

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Delmonico Potatoes is a classic comfort dish that brings together tender diced potatoes, creamy béchamel sauce, and a generous topping of melted cheese. Perfect as a hearty side dish or a centerpiece at holiday tables, this recipe is ideal for anyone who loves rich, satisfying flavors with minimal fuss. Whether you’re cooking for a special occasion or simply craving a warm, cheesy bake, this easy Delmonico Potatoes recipe is your new go-to. Let’s dive into everything you need to know to master this timeless favorite.

What Are Delmonico Potatoes? A Rich and Cheesy Delight

Delmonico Potatoes originated from the famed Delmonico’s Restaurant in New York City during the 19th century. Known for its luxurious take on American cuisine, the restaurant gave this humble potato dish an upscale twist. Unlike mashed or scalloped potatoes, Delmonico Potatoes are diced, not sliced, and baked in a creamy white sauce with shredded cheese. This technique gives them a tender bite with a golden-brown, cheesy crust on top. It’s simple, hearty, and full of old-fashioned charm, making it a favorite across generations.

Why This Delmonico Potatoes Recipe Is a Must-Try for Every Home Cook

This easy Delmonico Potatoes recipe stands out because of its simplicity and flexibility. It’s a great option for busy home cooks who want a satisfying dish with just a few staple ingredients. Moreover, it can be prepped ahead, making it a lifesaver during holidays or large gatherings. From weeknight meals to festive dinners, these potatoes complement almost any main dish. And the best part? The crispy cheese topping is absolutely irresistible.

Ingredients You’ll Need to Make Delmonico Potatoes

To achieve the creamy and cheesy goodness of Delmonico Potatoes, gather the following ingredients:

  • 6 tablespoons butter (about 85g)
  • 6 tablespoons all-purpose flour (about 50g)
  • 2 cups milk (480ml)
  • 1 teaspoon salt (6g)
  • 1/4 teaspoon freshly ground black pepper (1g)
  • 1/2 teaspoon onion powder (1.5g)
  • 4 cups diced cooked potatoes (approximately 750g)
  • 1 1/2 cups shredded sharp cheddar cheese (170g), divided

You can use either white or yellow potatoes, but Yukon Golds or russets work best for their texture. Make sure the potatoes are cooked and cooled before dicing them for a firmer bite during baking.

Essential Kitchen Equipment for Perfect Delmonico Potatoes

Before you begin, make sure you have the following equipment ready:

  • Medium saucepan
  • Wooden spoon or whisk
  • Measuring cups and spoons
  • 2-quart baking dish
  • Mixing bowl
  • Cheese grater (if shredding cheese from a block)
  • Oven mitts

Having these tools in place ensures the preparation goes smoothly and efficiently, especially when working with hot béchamel sauce.

Step-by-Step Preparation Guide for Easy Delmonico Potatoes

Let’s walk through the preparation method for this easy Delmonico Potatoes recipe step by step, making it as straightforward as possible.

  1. Preheat your oven to 375°F (190°C) to get things ready for baking.
  2. Prepare the béchamel sauce: In a medium saucepan, melt the butter over medium heat. Stir in the flour and cook for about 1 to 2 minutes, whisking constantly. This step helps eliminate the raw flour taste.
  3. Add the milk slowly while continuing to whisk, ensuring no lumps form. Cook and stir until the sauce thickens and becomes smooth, about 3 to 4 minutes.
  4. Season the sauce with salt, black pepper, and onion powder. Taste and adjust as needed.
  5. Combine with potatoes: In a large bowl, mix the diced cooked potatoes with the creamy sauce and 1 cup of shredded cheese.
  6. Transfer the mixture to a greased 2-quart baking dish, spreading it evenly.
  7. Sprinkle the remaining 1/2 cup cheese over the top for that golden, melty finish.
  8. Bake uncovered for 25 to 30 minutes, or until bubbly and golden brown on top.
  9. Let it rest for 5 minutes before serving to allow the dish to set and cool slightly.

That’s it! With just a few steps and simple ingredients, you get a luscious, home-style dish that will impress anyone at the table.

Common Mistakes to Avoid When Making Delmonico Potatoes

Even with a simple recipe like Delmonico Potatoes, a few missteps can affect the final outcome. First, avoid undercooking the béchamel sauce—this can lead to a grainy texture. Additionally, don’t skip pre-cooking the potatoes; raw potatoes won’t soften properly in the short baking time. Lastly, use good-quality cheese and shred it yourself when possible. Pre-shredded cheese often contains anti-caking agents that don’t melt as smoothly.

Tips, Tricks, and Variations for the Best Delmonico Potatoes Ever

This recipe is incredibly adaptable. For added flavor, consider mixing in finely chopped sautéed onions or garlic to the béchamel. You can also swap in a portion of the milk for cream if you prefer a richer result. If you’re making this dish ahead of time, assemble everything except the final cheese topping. Cover and refrigerate for up to 24 hours, then sprinkle the cheese and bake when ready.

For a touch of green, mix in cooked chopped spinach or steamed broccoli florets. If you want a little crunch, add buttered breadcrumbs or crushed crackers on top before baking.

Serving Suggestions and Presentation Ideas for Delmonico Potatoes

Delmonico Potatoes make a stunning side dish when served alongside roasted chicken, baked fish, or grilled vegetables. Serve it in a white ceramic dish for a clean, elegant presentation, or spoon into individual ramekins for personal servings at dinner parties.

For extra flair, garnish the top with a sprinkle of chopped parsley or chives right before serving. This not only adds color but also a pop of freshness that contrasts beautifully with the richness of the dish.

How to Store and Reheat Leftover Delmonico Potatoes Properly

Leftovers? No problem. Store cooled Delmonico Potatoes in an airtight container in the refrigerator for up to 3 days. When ready to reheat, place the portion in a baking-safe dish and cover with foil. Warm in the oven at 350°F (175°C) for about 15 minutes, or until heated through. You can also microwave smaller portions, but note that the texture may be softer than when freshly baked.

Avoid freezing, as the béchamel sauce may separate and the potatoes may turn mushy once thawed.

Perfect Food Pairings for Delmonico Potatoes (Without Alcohol)

Delmonico Potatoes pair beautifully with roasted or grilled proteins. Try it with lemon herb chicken, glazed turkey breast, or even a veggie loaf. A crisp green salad with a light vinaigrette makes a great contrast to the creamy richness of the potatoes. Roasted carrots, steamed green beans, or sautéed mushrooms also balance the dish well.

For a cozy, satisfying meal, consider serving it with a hearty soup like tomato basil or butternut squash on the side.

Frequently Asked Questions About Delmonico Potatoes

Can I use frozen potatoes instead of fresh?
Yes, you can use frozen diced potatoes, but be sure to thaw and drain them well before adding to the sauce.

Is it possible to make this recipe gluten-free?
Absolutely. Just replace the all-purpose flour with a gluten-free flour blend suitable for thickening sauces.

Can I use different cheese in this recipe?
Definitely. While cheddar adds a bold flavor, you can substitute with Monterey Jack, Gruyère, or even mozzarella for a milder taste.

What if I don’t have onion powder?
You can sauté a small amount of finely chopped onion and stir it into the sauce for a similar flavor profile.

How can I make this dish ahead of time?
Prepare the entire dish except for the top cheese layer. Cover and refrigerate overnight. Add the cheese just before baking and extend the bake time by 5-10 minutes to account for the chill.

Final Thoughts: Time to Make These Delicious Delmonico Potatoes Tonight!

Delmonico Potatoes are a timeless recipe that combines creamy, cheesy goodness with the heartiness of tender potatoes. Whether you’re preparing a special holiday meal or just need a satisfying weeknight side, this easy dish has you covered. With a few simple ingredients and some helpful tips, you can enjoy this rich, golden-baked comfort food any time you crave it. Give this recipe a try, and don’t forget to share it with friends and family who love homestyle cooking.

If you loved this dish, be sure to share the recipe and subscribe to our blog for more delicious, easy-to-make meals like this one!

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a pan filled with potatoes covered in cheese

Deliciously Easy Delmonico Potatoes Recipe You’ll Love Making


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  • Author: Bellie
  • Total Time: 50
  • Yield: 6 1x

Description

Discover this creamy and cheesy Delmonico Potatoes recipe—a perfect, easy side dish for any meal.


Ingredients

Scale
  • 6 tablespoons butter (about 85g)

  • 6 tablespoons all-purpose flour (about 50g)

  • 2 cups milk (480ml)

  • 1 teaspoon salt (6g)

  • 1/4 teaspoon freshly ground black pepper (1g)

  • 1/2 teaspoon onion powder (1.5g)

  • 4 cups diced cooked potatoes (approximately 750g)

  • 1 1/2 cups shredded sharp cheddar cheese (170g), divided


Instructions

  • Preheat your oven to 375°F (190°C) to get things ready for baking.

  • Prepare the béchamel sauce: In a medium saucepan, melt the butter over medium heat. Stir in the flour and cook for about 1 to 2 minutes, whisking constantly. This step helps eliminate the raw flour taste.

  • Add the milk slowly while continuing to whisk, ensuring no lumps form. Cook and stir until the sauce thickens and becomes smooth, about 3 to 4 minutes.

  • Season the sauce with salt, black pepper, and onion powder. Taste and adjust as needed.

  • Combine with potatoes: In a large bowl, mix the diced cooked potatoes with the creamy sauce and 1 cup of shredded cheese.

  • Transfer the mixture to a greased 2-quart baking dish, spreading it evenly.

  • Sprinkle the remaining 1/2 cup cheese over the top for that golden, melty finish.

  • Bake uncovered for 25 to 30 minutes, or until bubbly and golden brown on top.

 

  • Let it rest for 5 minutes before serving to allow the dish to set and cool slightly.

Notes

This recipe is incredibly adaptable. For added flavor, consider mixing in finely chopped sautéed onions or garlic to the béchamel. You can also swap in a portion of the milk for cream if you prefer a richer result. If you’re making this dish ahead of time, assemble everything except the final cheese topping. Cover and refrigerate for up to 24 hours, then sprinkle the cheese and bake when ready.

 

For a touch of green, mix in cooked chopped spinach or steamed broccoli florets. If you want a little crunch, add buttered breadcrumbs or crushed crackers on top before baking.

  • Prep Time: 20
  • Cook Time: 30
  • Category: DINNER
  • Cuisine: AMERICAN

Nutrition

  • Serving Size: 6
  • Calories: 320

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