Roasted Garlic Potatoes au Gratin

If you’re looking for a cozy dish that warms your heart as much as your kitchen, let me introduce you to my Roasted Garlic Potatoes au Gratin. This recipe is more than just a side—it’s a celebration of creamy, cheesy goodness layered between tender slices of potato, all infused with the rich flavor of roasted garlic. I often turn to this recipe during family gatherings or busy weeknights when comfort food is needed most. Trust me; it’s a crowd-pleaser that will have everyone coming back for seconds!

The beauty of Roasted Garlic Potatoes au Gratin is in its simplicity and heartiness. It’s easy to prepare and can elevate any meal—from casual dinners to festive occasions. Plus, who doesn’t love the aroma of garlic wafting through the house while it bakes?

Why You’ll Love This Recipe

  • Comforting Flavors: The combination of cheese and roasted garlic creates an irresistible taste that everyone loves.
  • Easy Preparation: With straightforward steps, even novice cooks can whip this up without stress.
  • Make-Ahead Friendly: You can prepare it ahead of time and simply pop it in the oven when ready to serve.
  • Versatile Side Dish: Perfect for any occasion—whether it’s a family dinner or a holiday feast, it fits right in!
  • Family-Friendly Appeal: Kids and adults alike will enjoy digging into this creamy potato delight.
Roasted

Ingredients You’ll Need

Gathering ingredients for Roasted Garlic Potatoes au Gratin is simple, and you likely have many of them on hand already! These wholesome ingredients come together to create a dish that’s both comforting and satisfying.

For the Potatoes:

  • 8-9 medium starchy potatoes (about 1.2kg), thinly sliced
  • Salt and pepper to taste

For the Creamy Mixture:

  • 1 head garlic, cut the top off
  • 1 cup (250 ml) heavy cream / double cream
  • 1/4 cup (60 ml) whole milk
  • 1 tablespoon unsalted butter, plus more for greasing the baking dish
  • 1 tsp fresh thyme leaves (or 1/3 tsp dried thyme)
  • 1/4 tsp nutmeg
  • 1/2 cup (40g) grated parmesan cheese, divided

For Topping:

  • 2 cups (about 220g) shredded Gruyère or mozzarella cheese
  • Fresh chives, for garnish

Variations

One of the best things about Roasted Garlic Potatoes au Gratin is how flexible it can be! Feel free to mix things up based on your preferences or what you have in your pantry.

  • Add Some Greens: Toss in some spinach or kale for added nutrition and color.
  • Make It Spicy: Sprinkle some crushed red pepper flakes into the cream mixture for a kick.
  • Use Different Cheeses: Experiment with your favorite cheeses like cheddar or fontina for unique flavors.
  • Layer with Other Veggies: Add thinly sliced zucchini or mushrooms between the layers for extra texture.

How to Make Roasted Garlic Potatoes au Gratin

Step 1: Preheat Your Oven

Before starting on anything else, preheat your oven to 375°F (190°C). This ensures that your dish cooks evenly from the start.

Step 2: Roast the Garlic

Begin by preparing the garlic. Cut off the top of the head of garlic to expose the cloves. Place it on a piece of aluminum foil, drizzle with olive oil, and sprinkle with salt. Wrapping it up tight keeps all those delicious flavors intact while roasting. Bake it in your preheated oven for about 30 minutes until soft and golden.

Step 3: Prepare Your Baking Dish

While your garlic roasts, grease a 9×13-inch baking dish with butter. This prevents sticking and helps achieve that lovely golden crust on your gratin.

Step 4: Slice Those Potatoes

Peel and slice your potatoes thinly. Using a mandoline slicer makes this step easy and ensures uniform cooking throughout. Even slices help every bite be perfect!

Step 5: Layer It Up

Now comes the fun part! Take stacks of potatoes and arrange them upright in layers within your baking dish. It’s like building a delicious potato tower! Continue layering until you’ve used all your potatoes.

Step 6: Make Your Cream Mixture

In a saucepan over medium heat, combine heavy cream, milk, butter, half of the parmesan cheese, thyme, nutmeg, salt, and pepper. Heating until combined but not boiling allows all those flavors to meld beautifully.

Step 7: Incorporate Roasted Garlic

Once your garlic has cooled slightly, squeeze out those sweet roasted cloves into a bowl and mash them into a paste. Stir this into your creamy mixture until thoroughly combined—this is where magic happens!

Step 8: Pour & Cover

Carefully pour that luscious creamy mixture over your layered potatoes ensuring they’re evenly coated. Cover tightly with kitchen foil; this helps steam cook everything perfectly at first.

Step 9: Bake Away!

Place your covered dish in the oven to bake for about 40 minutes. This initial phase helps soften those potatoes before adding any cheese toppings.

Step 10: Add Cheese & Bake Again

Remove the foil carefully (watch out for steam!) and sprinkle shredded Gruyère or mozzarella cheese along with remaining parmesan on top. Return it to the oven uncovered for another 30 minutes until bubbly and golden brown.

Step 11: Cool & Garnish

Once done baking, remove from the oven and let it cool slightly before serving—this helps everything set up nicely. Garnish with fresh chives for that pop of color before enjoying!

With these steps laid out so simply, I hope you’ll find making Roasted Garlic Potatoes au Gratin as enjoyable as eating them! Happy cooking!

Pro Tips for Making Roasted Garlic Potatoes au Gratin

Creating the perfect Roasted Garlic Potatoes au Gratin is all about the details, and I’m here to help you get it just right! Here are some tips to ensure your dish turns out creamy, cheesy, and utterly delicious.

  • Use starchy potatoes: Choosing starchy potatoes like Russets or Yukon Golds will give you a creamier texture and better flavor compared to waxy varieties. They absorb the creamy mixture beautifully and become tender as they bake.

  • Layer evenly: When arranging your potatoes, make sure to layer them evenly in the dish. This ensures that every bite is equally delightful and helps with even cooking throughout the casserole.

  • Properly roast garlic: Don’t rush the garlic roasting process! Allowing it to become soft and golden adds a rich depth of flavor that transforms this dish into something truly special.

  • Let it rest: After baking, allow your gratin to rest for a few minutes before serving. This helps the layers set a bit, making it easier to slice and serve without everything falling apart.

  • Experiment with cheese: While Gruyère is traditional, feel free to mix things up with different types of cheeses! A blend of mozzarella and cheddar can add extra creaminess and flavor.

How to Serve Roasted Garlic Potatoes au Gratin

Serving Roasted Garlic Potatoes au Gratin can elevate your meal presentation while providing a wonderful comfort food experience. Here are some ideas on how to showcase this dish beautifully!

Garnishes

  • Fresh herbs: Chopped fresh chives or parsley not only add color but also a refreshing touch that complements the richness of the cheese.
  • A drizzle of olive oil: A light drizzle of high-quality olive oil right before serving can enhance the flavors and give an appealing sheen.

Side Dishes

  • Simple green salad: A crisp green salad with mixed greens, cucumber, and a light vinaigrette offers a refreshing contrast to the creamy potatoes.
  • Roasted vegetables: Seasonal roasted veggies like carrots, Brussels sprouts, or broccoli add both color and nutrition while balancing the richness of the gratin.
  • Grilled chicken or fish: Lean proteins like grilled chicken breast or baked fish fillets provide a healthy complement to the cheesy potatoes without overwhelming them.
  • Steamed asparagus: Tender steamed asparagus sprinkled with lemon juice makes for an elegant side that pairs well with the flavors of garlic and cheese in your gratin.

Now that you’re equipped with these pro tips and serving suggestions, it’s time to gather your ingredients and create this comforting masterpiece! Enjoy every bite!

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Make Ahead and Storage

Roasted Garlic Potatoes au Gratin is a fantastic choice for meal prep, allowing you to enjoy this creamy, cheesy delight any day of the week. You can easily prepare it in advance and store it for later, making weeknight dinners a breeze!

Storing Leftovers

  • Allow the dish to cool completely before storing.
  • Transfer leftovers to an airtight container.
  • Store in the refrigerator for up to 3 days.

Freezing

  • Ensure the dish is fully cooled before freezing.
  • Portion out individual servings into freezer-safe containers.
  • Freeze for up to 2 months for optimal taste and texture.
  • When ready to use, thaw in the refrigerator overnight.

Reheating

  • Preheat your oven to 350°F (175°C).
  • Place the potatoes au gratin in an oven-safe dish.
  • Cover with foil to prevent drying out and heat for about 20-25 minutes or until warmed through.
  • For a crispy top, remove the foil during the last few minutes of reheating.

FAQs

Here are some common questions about Roasted Garlic Potatoes au Gratin that might help you as you prepare this delicious dish.

Can I make Roasted Garlic Potatoes au Gratin ahead of time?

Yes! You can assemble the dish and store it in the refrigerator before baking. Simply cover it tightly with foil and bake when you’re ready.

What type of cheese is best for Roasted Garlic Potatoes au Gratin?

Gruyère or mozzarella work beautifully in this recipe, providing a creamy texture and rich flavor. Feel free to mix cheeses based on your preference!

Can I use other herbs in Roasted Garlic Potatoes au Gratin?

Absolutely! While thyme adds a lovely flavor, you can experiment with rosemary or oregano based on your taste preferences.

Is there a way to make Roasted Garlic Potatoes au Gratin lighter?

You can substitute half of the heavy cream with low-fat milk or use a light cream alternative, but keep in mind it may affect the creaminess.

Final Thoughts

I hope this Roasted Garlic Potatoes au Gratin recipe fills your kitchen with warmth and delightful aromas! It’s more than just a side dish; it’s a comforting hug on a plate that brings everyone together. Enjoy making this special recipe for your family and friends, and don’t hesitate to share your experiences in the comments below. Happy cooking!


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Roasted Garlic Potatoes au Gratin

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If you’re craving a cozy dish that brings warmth to your kitchen, look no further than Roasted Garlic Potatoes au Gratin. This delightful recipe layers tender slices of starchy potatoes with a creamy mixture infused with the rich flavor of roasted garlic and topped with gooey cheese. Perfect for family gatherings or busy weeknights, this dish promises to be a crowd-pleaser, inviting everyone back for seconds. The intoxicating aroma of garlic as it bakes is just the cherry on top! Simple to prepare and versatile enough for any occasion, this gratin will elevate your meals and leave everyone asking for the recipe.

  • Author: Alessia
  • Prep Time: 20 minutes
  • Cook Time: 70 minutes
  • Total Time: 1 hour 30 minutes
  • Yield: Serves approximately 6
  • Category: Side Dish
  • Method: Baking
  • Cuisine: Comfort Food

Ingredients

Scale
  • 89 medium starchy potatoes, thinly sliced
  • 1 head garlic
  • 1 cup heavy cream
  • 1/4 cup whole milk
  • 1 tablespoon unsalted butter
  • 1 teaspoon fresh thyme leaves
  • 1/4 teaspoon nutmeg
  • 1/2 cup grated parmesan cheese
  • 2 cups shredded Gruyère or mozzarella cheese

Instructions

  1. Preheat your oven to 375°F (190°C).
  2. Roast the garlic in foil with olive oil and salt for about 30 minutes until soft.
  3. Grease a baking dish with butter.
  4. Thinly slice the potatoes using a mandoline slicer.
  5. Layer the potato slices in the greased baking dish.
  6. In a saucepan, combine cream, milk, butter, half parmesan, thyme, nutmeg, salt, and pepper; heat until combined.
  7. Squeeze roasted garlic into a bowl and mash into a paste; stir into the cream mixture.
  8. Pour the creamy mixture over the layered potatoes and cover with foil.
  9. Bake covered for about 40 minutes; then add cheese on top and bake uncovered for another 30 minutes until golden brown.

Nutrition

  • Serving Size: 1 cup (200g)
  • Calories: 360
  • Sugar: 2g
  • Sodium: 550mg
  • Fat: 24g
  • Saturated Fat: 14g
  • Unsaturated Fat: 9g
  • Trans Fat: 0g
  • Carbohydrates: 32g
  • Fiber: 3g
  • Protein: 8g
  • Cholesterol: 60mg

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