Looking for a hearty, family-approved dinner that’s both comforting and packed with flavor? This Ham and Potato Au Gratin with a Crispy Parmesan Topping is the perfect combination of creamy layers, tender Yukon Gold potatoes, savory diced ham, and a golden cheese crust.
Why You’ll Love This Recipe:
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Creamy, cheesy, and ultra-satisfying 
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Great way to use up leftover ham 
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Crowd-pleasing for holidays and potlucks 
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Features a crispy Parmesan topping for added texture 
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Freezer-friendly and ideal for make-ahead meals 
Ingredients Breakdown:
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Unsalted Butter (2 tbsp + for greasing): Base for the roux and adds richness to the dish. 
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Onion (1 medium, chopped): Adds sweetness and depth of flavor. 
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Garlic (2 cloves, minced): Provides aromatic flavor. 
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All-Purpose Flour (3 tbsp): Thickens the creamy sauce. 
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Whole Milk (2 cups): Creates a rich, smooth base for the sauce. 
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Chicken Broth (1 cup): Enhances the sauce with savory depth. 
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Yukon Gold Potatoes (2 lbs, thinly sliced): Tender, buttery base of the gratin. 
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Cooked Ham (2 cups, diced): Adds protein and a smoky, savory note. 
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Sharp Cheddar Cheese (1 cup, grated): Melts into the sauce and adds sharp, tangy flavor. 
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Parmesan Cheese (1/2 cup, grated): Used for a crispy, golden topping with a salty punch. 
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Salt and Pepper (to taste): Essential seasonings to balance flavors. 
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Paprika (1/2 tsp, optional): Adds warmth and color. 
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Fresh Parsley (for garnish): Brightens and freshens the final dish. 

Tips and Tricks:
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Use a mandoline slicer for uniform potato slices. 
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For extra flavor, add a pinch of nutmeg to the cream sauce. 
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Substitute Gruyère or smoked gouda for cheddar for a gourmet twist. 
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Can be made a day ahead and reheated in the oven. 
Variations and Customizations:
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Vegetarian Option: Omit the ham and add sautéed mushrooms or spinach. 
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Spicy Kick: Mix in diced jalapeños or crushed red pepper flakes. 
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Gluten-Free: Use a gluten-free flour blend for the roux. 
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Loaded Style: Top with crispy bacon or caramelized onions. 
Pairing Suggestions:
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Side Dishes: Serve with a crisp green salad, roasted Brussels sprouts, or garlic green beans. 
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Beverages: Pair with a buttery Chardonnay or a sparkling apple cider. 
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Bread: Crusty dinner rolls or garlic toast work well. 
Storage Instructions:
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Refrigerator: Store in an airtight container for up to 4 days 
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Freezer: Freeze individual portions or whole dish for up to 2 months 
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Reheating: Warm in oven at 350°F until heated through, or microwave individual servings 
Popular Questions:
Can I use russet potatoes instead of Yukon Gold?
Yes, but peel them first and be aware they have a starchier texture.
How do I prevent the sauce from curdling?
Stir constantly while thickening and avoid high heat to keep it smooth.
Can I make this ahead of time?
Absolutely. Assemble a day in advance and refrigerate. Add 10 extra minutes to bake time if chilled.
 
 
 
 
