Deliciously Easy Leftover Ham n Potato Casserole Recipe

By Emily Cookson | December 21, 2024 | No comments

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I love how this Leftover Ham -n- Potato Casserole combines ease of preparation with the comforting flavors of rich ham, creamy potatoes, and gooey cheese. It’s a dish that’s as delightful to make as it is to enjoy. 

Growing up, Sunday dinners were always a family affair with my grandmother’s kitchen as the heart of our home. It was during one of those routine gatherings that I stumbled upon the recipe for this delightful casserole. Digging through her collection of handwritten cards that brimmed with culinary legacy was always a treasure.

This casserole caught my eye because of its simple ingredients and the promise of comforting, satisfying flavors. With this recipe, you’re saving time while indulging in a unique flavor experience that captures the essence of home-cooked warmth. 

Why You’ll Love the Leftover Ham -n- Potato Casserole?

As a true aficionado of comfort food, I am thrilled to share why this recipe for Leftover Ham -n- Potato Casserole deserves a place in your culinary rotation. 

  • Ease of Preparation: With minimal prep and mostly hands-off cooking, this dish is incredibly user-friendly, making it a breeze even for beginners.
  • Utilizing Leftovers: It ingeniously transforms leftover holiday ham into a scrumptious masterpiece, ensuring nothing goes to waste and creating a delicious new meal.
  • Rich and Creamy Texture: The combination of cheese and creamy sauce guarantees a decadent texture that will leave everyone asking for seconds.
  • Incredible Flavor: The blend of cheesy goodness with tender potatoes and savory ham creates a harmonious flavor profile that epitomizes comfort food at its best.
  • Family-Friendly Appeal: Crafted with simplicity in mind, it’s both easy to make and appealing to palates of all ages.
  • Consistent Results: By relying on trusted cooking methods, this casserole delivers perfectly baked, mouthwatering results every time.
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When you crave something warm and fulfilling, this casserole is your go-to recipe that promises satisfaction with every bite! 

Ingredients Notes

In this section, I’ll share my personal insights into the ingredients that make the Leftover Ham -n- Potato Casserole both flavorful and delightful. Let’s dive into what each component brings to your dish: 

  • Small Potatoes: I prefer using waxy potatoes, which hold their shape during cooking, providing a satisfying texture balance.
  • Butter: Choose unsalted, high-quality butter for a creamier, more controlled seasoning. It enriches the sauce and browns the topping beautifully.
  • Leftover Cooked Ham: Use well-smoked ham for a depth of savory flavor. Trim excess fat for a leaner bite without compromising taste.
  • Small Onion: I finely chop sweet onions, balancing the dish with their natural sugars and enhancing the casserole’s aromatic profile.
  • All-Purpose Flour: Use fresh, unbleached flour. It thickens the sauce, binding all ingredients into a luscious, cohesive matrix.
  • Milk: I opt for whole milk for richer results, providing body to the sauce and complementing the ham’s saltiness.
  • Salt and Ground Black Pepper: Season with freshly ground black pepper and fine sea salt for precise flavor control and enhanced taste experience.
  • Shredded Cheddar Cheese: Mature cheddar’s sharpness adds complexity. Shred fresh to avoid anti-caking agents that might affect melting.
  • Bread Crumbs: Choose panko for a crispier topping. Toast lightly before use for extra crunch and nutty notes.

How to Make Leftover Ham n Potato Casserole Recipe?

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  1. Preheat and Prepare: Start by preheating your oven to 350°F (175°C). This ensures that the casserole bakes evenly. As the oven warms, gather your ingredients and tools.
  2. Boil the Potatoes: In a large pot, bring water to a boil. Add the cubed small potatoes and cook until they are tender but not mushy, about 10-15 minutes. Drain and set them aside. You’re aiming for a creamy yet firm texture that holds up well in the bake.
  3. Sauté Onion and Ham: In a medium skillet, melt 3 tablespoons of butter over medium heat. Add the finely chopped onion and cook until soft and translucent, releasing a sweet aroma. Add the ham cubes, allowing them to brown slightly, which enriches their savory flavor.
  4. Create the Cheese Sauce: In the same skillet, melt the remaining butter. Stir in the flour, creating a roux. Cook until golden brown, then gradually whisk in the milk. Cook until the mixture starts to thicken, becoming smooth and creamy. Stir in the grated cheddar cheese until melted, forming a thick, luscious sauce.
  5. Combine Ingredients: In a large bowl, gently combine the boiled potatoes, sautéed onion and ham, and cheese sauce. Toss until everything is evenly coated, ensuring that each bite will be flavorful.
  6. Assemble the Casserole: Transfer the mixture to a greased baking dish. Smooth the top for even baking, then season with salt and freshly ground black pepper to taste.
  7. Top with Bread Crumbs: Sprinkle bread crumbs evenly over the top. This adds a textural contrast, giving a delightful crunch with each forkful.
  8. Bake: Place the casserole in the preheated oven. Bake for 30-40 minutes, or until the top is golden brown and bubbly. The aroma of baked cheese and ham will fill your kitchen, signaling its readiness.
  9. Rest and Serve: Allow the casserole to rest for a few minutes after removing it from the oven. This helps settle the flavors and makes serving easier. When ready, serve and enjoy the harmony of creamy potatoes, savory ham, and crispy topping.

Expert Cooking Tips

  • Use the Right Potatoes: Select a starchy variety for a creamier texture that holds the sauce well.
  • Achieve Optimal Browning: I sauté until the onions are translucent to boost the casserole’s flavor profile.
  • Don’t Rush the Roux: Gradually whisk milk into the roux for a smooth sauce to eliminate lumps.
  • Layer Flavor: Season each layer with pinches of salt and pepper instead of just the top for consistent taste.
  • Perfect Butter Use: I melt butter slowly to avoid burning, which can add a bitter taste.
  • overwhelming the casserole.
  • Allow Resting Time: Rest for five minutes after baking allows flavors to meld properly.
  • Check Cheese Quality: Use freshly shredded cheese; it melts smoother and tastes fresher than pre-shredded.
  • Monitor Baking Time: I avoid overbaking to prevent a dry casserole; check at the 25-minute mark.

Storage Tips

  • Refrigerate Promptly: Store leftovers in an airtight container within 2 hours of cooking to maintain freshness.
  • Freezer Storage: Freeze in a single layer in a sealed container for up to 1 month to prevent freezer burn.
  • Reheat Gently: Reheat portions covered in foil at 350°F for even warming without drying out the casserole.
  • Label Containers: Always date your storage containers to keep track of freshness and avoid confusion.
  • Avoid Stack-Freezing: Freeze flat first, then stack containers to maintain shape and prevent squashing.
  • Reheat with Moisture: Add a tablespoon of milk when reheating to help maintain the sauce’s creaminess.
  • Minimize Reheating Times: I only reheat what I plan to eat to avoid repetitive cycles that can dry out the casserole.

Variations and Substitutions

  • Dairy-Free Version: Substituting almond milk and non-dairy cheese keeps it creamy, maintaining the original texture.
  • Gluten-Free Option: Use gluten-free flour in the roux and gluten-free breadcrumbs for a safe alternative.
  • Vegetarian Twist: Swap ham for sautéed mushrooms or bell peppers, enhancing the dish with earthiness and vibrant colors.
  • Nutty Flavor Addition: I sprinkle toasted pine nuts on top for extra crunch and a rich, earthy undertone.
  • Smoky Variation: Incorporate smoked paprika or smoked cheese for a deeper, richer flavor profile.
  • Spicy Kick: Add chopped jalapeños or a dash of cayenne pepper for a spicier, robust finish.
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What to Serve with Leftover Ham -n- Potato Casserole?

  • Garlic Bread: Complements the creamy texture with a crispy, buttery crust, enhancing the dish’s savory depth.
  • Crunchy Green Salad: Adds fresh, vibrant flavors balancing richness, while the acidity cleanses the palate.
  • Roasted Asparagus: Offers a slight sweetness and crunch, contrasting and balancing the creamy, cheesy elements.
  • Steamed Broccoli: Its subtle bitterness and firm texture offer a contrasting flavor and provide a nutritious balance.
  • Light Pasta Salad: With herbs and lemon dressing, it lightens the meal with fresh, zesty flavors and satisfying textures.
  • Pickled Vegetables: The tanginess enhances the flavor depth, breaking the richness and refreshing the senses.
  • Caramelized Brussels Sprouts: Adds sweetness and crunch, contrasting well with creamy, cheesy casserole for a balanced bite.
  • Herbed Quinoa: Provides a nutty, earthy flavor and a protein-rich, light texture to balance the dish.
  • Sautéed Spinach: Its earthy tones and slight bitterness contrast and balance the smooth, creamy cheese sauce.
  • Apple Cider Glazed Carrots: Bring a sweet-savory element, harmonizing flavors and adding an appealing colorful side.

FAQ

How to avoid soggy layers?

Use russet potatoes, and ensure they are thoroughly dried before baking for best texture.

Can I make it ahead?

Yes, assemble in advance, then bake right before serving for fresh, creamy results.

How to adjust saltiness?

Reduce salt in cheese sauce; balance using low-sodium ham or add sweetness with carrots.

What dairy to use for richness?

Opt for half & half or whole milk to achieve a rich, creamy sauce.

How to reheat leftovers?

Reheat at 350°F, covered, until heated through to maintain moisture without drying out.

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Leftover Ham -n- Potato Casserole

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I love how this Leftover Ham -n- Potato Casserole combines ease of preparation with the comforting flavors of rich ham, creamy potatoes, and gooey cheese.

  • Author: Emily Cookson
  • Prep Time: 20 minutes
  • Cook Time: 45 minutes
  • Total Time: 1 hour 5 minutes
  • Yield: 6 servings
  • Category: Main Course
  • Method: Baking
  • Cuisine: American

Ingredients

  • 6 small potatoes, peeled and diced into ½-inch pieces
  • 7 tablespoons of butter, split
  • pound of cooked ham, leftover and diced into ½-inch pieces
  • 1 small onion, chopped finely
  • 3 tablespoons of all-purpose flour
  • 1 ½ cups of milk
  • Salt and ground black pepper, to taste
  • 1 package (8 ounces) of shredded cheddar cheese
  • ¼ cup of bread crumbs

Instructions

  • Preheat and Prepare: Start by preheating the oven to 350°F (175°C) to ensure even baking. Meanwhile, gather all ingredients and necessary tools.
  • Boil the Potatoes: In a large pot, bring water to a boil. Add cubed potatoes and cook for 10-15 minutes until tender but firm. Drain and set aside for later use.
  • Sauté Onion and Ham: In a medium skillet, melt 3 tablespoons butter over medium heat. Add chopped onion and cook until soft and translucent. Stir in the diced ham to let it brown slightly for extra flavor.
  • Create the Cheese Sauce: In the same skillet, melt the remaining butter. Add flour to form a roux, cooking until golden. Gradually whisk in milk, cooking until the mixture thickens to a creamy consistency. Stir in cheddar cheese until melted.
  • Combine Ingredients: In a large bowl, gently combine the boiled potatoes, sautéed onion and ham, and cheese sauce. Toss all ingredients until well-coated.
  • Assemble the Casserole: Transfer the mixture to a greased baking dish. Season with salt and pepper, then sprinkle bread crumbs over the top.
  • Bake: Place in the preheated oven and bake for 30-40 minutes, until the top is golden brown and bubbly. 
  • Rest and Serve: Let the casserole rest for a few minutes before serving. Enjoy the flavorful combination of creamy potatoes, savory ham, and crispy topping.

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About the author

Holly Nilsson is the creator of Spend With Pennies, where she creates easy, comforting recipes made for real life. With a passion for nostalgic flavors and simplified techniques, Holly helps busy home cooks create delicious meals that always work. She is also the author of “Everyday Comfort,” which promises to inspire even more hearty, home-cooked meals.

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