Oven Baked Cheesy Mashed Potatoes

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The “Golden-Peak” Baked Cheesy Mash

This version uses a “Triple-Cheese” blend—Cheddar for sharp tang, Mozzarella for the “pull,” and Parmesan for a salty, toasted crust.

CategoryDetails
Prep Time20 minutes
Bake Time20 minutes
Total Time45 minutes
Yield8 Servings

🍴 Ingredients

  • The “Fluff” Base:
    • 3 lbs Yukon Gold or Russet potatoes (peeled and cubed)
    • ½ cup (1 stick) Unsalted butter
    • ½ cup Sour cream (for tang and moisture)
    • ½ cup Whole milk (warmed)
  • The “Savory” Triple-Cheese:
    • 1 cup Sharp Cheddar (shredded)
    • ½ cup Mozzarella (shredded)
    • ¼ cup Parmesan (grated)
  • The “Aromatic” Finish:
    • 1 tsp Garlic powder & ½ tsp Onion powder
    • 2 tbsp Fresh chives (chopped)
    • Salt & Black pepper (to taste)

👩‍🍳 Instructions

1. The “Starch” Simmer

  • Place potatoes in a large pot of cold salted water. Bring to a boil and cook for 15–20 minutes until fork-tender.
  • Drain thoroughly. Return them to the hot pot over low heat for 1 minute, shaking the pan until the excess moisture evaporates and the potatoes look “floury.”

2. The “Velvet” Mash

  • Mash the potatoes while hot.
  • Slowly pour in the warm milk, melted butter, and sour cream.
  • The Rule: Use a hand masher for a rustic texture or a ricer for a perfectly smooth, restaurant-style finish. Do not use a food processor, or they will turn into “potato glue!”

3. The “Fold-In”

  • Stir in the garlic powder, onion powder, chives, and half of the Cheddar and Mozzarella. Season generously with salt and pepper.

4. The “Golden-Crust” Bake

  • Preheat your oven to 200°C (400°F).
  • Transfer the mixture to a greased 2-quart baking dish. Spread it out, but use a fork to create little “peaks” and valleys on the surface.
  • Sprinkle the remaining Cheddar, Mozzarella, and Parmesan over the top.

5. The “Bubble-and-Brown”

  • Bake for 15–20 minutes until the cheese is bubbling and the “peaks” of the potatoes are golden brown.
  • Let it sit for 5 minutes before serving to let the cheese set.

The “Bacon-Chive” Hack: Before baking, stir in ½ cup of crispy bacon bits. The smoky saltiness of the bacon pairs perfectly with the sour cream, turning this side dish into something that tastes exactly like a “Loaded Baked Potato” in every single forkful.

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