Dad’s Creamy & Cheesy Au Gratin Potatoes
If you’re looking for a side dish that steals the show at any gathering, you’ve come to the right place! Dad’s Creamy & Cheesy Au Gratin Potatoes is not just a recipe; it’s a cherished family tradition that brings warmth and comfort to our dinner table. Every bite is filled with layers of creamy, cheesy goodness that pairs perfectly with everything from holiday roasts to casual weeknight meals.
This recipe is so easy to whip up that you’ll want to make it again and again. Whether you’re preparing for a festive celebration or just a cozy family dinner, these au gratin potatoes will surely impress everyone around the table.
Why You’ll Love This Recipe
- Deliciously cheesy: With three types of cheese, this dish is oozing with flavor in every bite!
- Simple preparation: The step-by-step instructions make it easy for anyone to create this comforting side.
- Family favorite: Kids and adults alike will love digging into this cheesy goodness.
- Perfect for any occasion: Whether it’s a holiday feast or a casual dinner, these potatoes fit right in.
- Make ahead convenience: Prepare it in advance and pop it in the oven when you’re ready!

Ingredients You’ll Need
Creating Dad’s Creamy & Cheesy Au Gratin Potatoes is all about using simple, wholesome ingredients that blend beautifully together. Here’s what you’ll need:
For the Potatoes
- 6-7 medium yukon gold potatoes, thinly sliced into 1/8th inch rounds (3 pounds gold potatoes — by weight is a more accurate measure)
- ½ white or yellow onion, cut into slices
For the Sauce
- 2 tablespoons salted butter
- ¼ cup all-purpose flour (whole wheat, all-purpose, or gluten-free 1:1 flour will all work)
- 1 ½ cups unsweetened almond milk (regular, skim, or whole milk will also work)
- 8 ounces sharp cheddar cheese (2 heaping cups shredded cheddar cheese)
- ½ teaspoon garlic powder
- ¾ teaspoon salt, plus more to taste
- Freshly ground black pepper
For Topping
- ½ cup gruyere cheese (or substitute with more sharp cheddar)
- ¼ cup grated parmesan
To Garnish
- Fresh chopped parsley
Variations
One of the best things about Dad’s Creamy & Cheesy Au Gratin Potatoes is how flexible this recipe can be! Feel free to mix things up based on what you have on hand or your family’s taste preferences.
- Add veggies: Toss in some steamed broccoli or spinach for an extra health boost and color.
- Change the cheese: Experiment with different cheeses like mozzarella or pepper jack for a unique twist.
- Spice it up: Sprinkle in some red pepper flakes for a bit of heat if your family loves bold flavors.
- Herb it up: Fresh herbs like thyme or rosemary can add an aromatic touch that elevates this classic dish.
How to Make Dad’s Creamy & Cheesy Au Gratin Potatoes
Step 1: Preheat the Oven
Start by preheating your oven to 375 degrees F. This step ensures that your potatoes bake evenly and become tender while developing that beautiful golden crust.
Step 2: Prepare the Baking Dish
Spray a 2-quart square baking dish (or an 8×12 dish works well) with nonstick cooking spray or grease it lightly with butter. This will keep your creamy goodness from sticking and help with easy cleanup later!
Step 3: Arrange the Potatoes and Onions
Place your sliced potatoes in tight slanted rows in the prepared dish. It’s important not to overcrowd them too much; they should have room to breathe as they cook. Nestle onion slices between the potato layers for added flavor.
Step 4: Make Your Sauce
In a saucepan over medium heat, melt the butter. Once melted, whisk in a little bit of flour before gradually adding the almond milk. Stir constantly to avoid lumps—this creates a smooth sauce reminiscent of creamy gravy! After simmering, mix in shredded cheddar cheese, garlic powder, salt, and pepper until everything is well combined.
Step 5: Pour Over Potatoes
Pour your delicious sauce evenly over the arranged potatoes and onions. Don’t worry if it looks like there’s too much sauce; it will thicken beautifully while baking!
Step 6: Bake Covered
Cover your baking dish tightly with foil and bake for 45 minutes. This helps steam the potatoes so they soften perfectly!
Step 7: Add Toppings and Finish Baking
After baking covered, remove the foil carefully (watch out for steam!) and sprinkle gruyere and parmesan on top. Return it to the oven and bake uncovered for another 30-45 minutes until those cheesy toppings are golden brown and bubbly.
Step 8: Garnish and Serve
Once baked, take your au gratin potatoes out of the oven and let them cool slightly. Garnish with fresh chopped parsley for a pop of color before serving. Enjoy every delicious bite!
Pro Tips for Making Dad’s Creamy & Cheesy Au Gratin Potatoes
Making the perfect au gratin potatoes is easy when you follow these handy tips!
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Use Yukon Gold potatoes: These potatoes have a creamy texture and buttery flavor that make them ideal for this dish, ensuring each bite is deliciously satisfying.
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Slice evenly: Aim for 1/8-inch thick slices to ensure even cooking. This helps the potatoes cook uniformly, resulting in perfectly tender layers throughout.
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Whisk vigorously: When combining the flour and milk for the sauce, whisking well prevents lumps and ensures a smooth, creamy consistency that clings beautifully to the potatoes.
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Don’t skip resting time: Allow the dish to sit for a few minutes after baking before serving. This helps the sauce thicken up slightly, making it easier to serve without falling apart.
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Experiment with cheeses: While this recipe calls for cheddar and Gruyere, feel free to mix in your favorites! Adding mozzarella or pepper jack can give your dish an exciting twist.
How to Serve Dad’s Creamy & Cheesy Au Gratin Potatoes
Presenting this rich and cheesy dish can enhance its appeal at any gathering. Here are some lovely ideas to elevate your serving game!
Garnishes
- Fresh chopped chives: A sprinkle of fresh chives adds a pop of color and a mild onion flavor that complements the richness of the cheese.
- Crumbled crispy shallots: For an extra crunch, consider topping your au gratin with crispy shallots. They add texture and a savory depth that pairs wonderfully with creamy potatoes.
Side Dishes
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Roasted Brussels sprouts: Tossed in olive oil and seasoned with salt and pepper, these crispy sprouts add a delightful contrast to the creamy au gratin.
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Simple green salad: A refreshing salad made with mixed greens, cherry tomatoes, and a light vinaigrette helps balance the richness of the potatoes.
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Grilled asparagus: Lightly seasoned grilled asparagus brings brightness to your plate while being quick to prepare. Its crispness complements the soft texture of the potatoes beautifully.
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Baked chicken breast: A simple herb-seasoned baked chicken is an excellent protein addition that pairs perfectly with these cheesy potatoes, making for a hearty meal.
With these tips and serving suggestions, Dad’s Creamy & Cheesy Au Gratin Potatoes will surely be a hit at your next dinner! Enjoy every cheesy bite!

Make Ahead and Storage
This creamy and cheesy au gratin potato dish is perfect for meal prep! You can easily prepare it in advance, making it a fantastic option for busy weeknights or holiday gatherings.
Storing Leftovers
- Allow the au gratin potatoes to cool completely before storing.
- Transfer leftovers to an airtight container.
- Store in the refrigerator for up to 3 days.
Freezing
- Let the dish cool completely before freezing.
- Portion into freezer-safe containers or wrap tightly with plastic wrap and then aluminum foil.
- Freeze for up to 2 months.
Reheating
- Thaw overnight in the refrigerator if frozen.
- Reheat in a preheated oven at 350°F (175°C) for about 20-25 minutes or until heated through.
- For best results, cover with foil to prevent drying out.
FAQs
Have questions about this delicious recipe? Here are some common inquiries!
Can I make Dad’s Creamy & Cheesy Au Gratin Potatoes without dairy?
Yes! You can use plant-based milk alternatives and non-dairy cheese to create a dairy-free version of this recipe.
What types of cheese can I use for Dad’s Creamy & Cheesy Au Gratin Potatoes?
Feel free to experiment with your favorite cheeses! Options like mozzarella, pepper jack, or even vegan cheese work well in this recipe.
How do I know when my au gratin potatoes are done?
The potatoes are done when they can be easily pierced with a fork and have a golden-brown top.
Can I add vegetables to Dad’s Creamy & Cheesy Au Gratin Potatoes?
Absolutely! Consider adding sautéed spinach, mushrooms, or broccoli for an extra veggie boost.
Final Thoughts
I hope you find joy in making Dad’s Creamy & Cheesy Au Gratin Potatoes as much as my family does. This recipe is not only rich in flavor but also brings a sense of warmth and comfort to any meal. It’s perfect for sharing with loved ones during special occasions or just as an everyday treat. Enjoy every cheesy bite, and don’t forget to make it your own! Happy cooking!
[Side Dish]
Dad’s Creamy & Cheesy Au Gratin Potatoes
Indulge in the heartwarming comfort of Dad’s Creamy & Cheesy Au Gratin Potatoes, a classic side dish that combines layers of tender potatoes with rich, creamy cheese sauce. Perfect for any occasion, from festive holiday gatherings to cozy weeknight dinners, this easy-to-make recipe is sure to impress your family and friends. With its savory flavors and cheesy goodness, every bite is a delightful experience. Plus, it’s simple enough that you’ll want to whip it up time and again. Make ahead for added convenience and enjoy a deliciously satisfying dish that pairs beautifully with various main courses.
- Prep Time: 15 minutes
- Cook Time: 90 minutes
- Total Time: 1 hour 45 minutes
- Yield: Serves approximately 6 people 1x
- Category: Side Dish
- Method: Baking
- Cuisine: American
Ingredients
- 6–7 medium Yukon Gold potatoes
- ½ white or yellow onion
- 2 tablespoons salted butter
- ¼ cup all-purpose flour
- 1 ½ cups unsweetened almond milk
- 8 ounces sharp cheddar cheese
- ½ teaspoon garlic powder
- ¾ teaspoon salt, plus more to taste
- Freshly ground black pepper
- ½ cup Gruyere cheese (or additional cheddar)
- ¼ cup grated Parmesan cheese
Instructions
- 1. Preheat your oven to 375°F.
- 2. Grease a baking dish with nonstick spray or butter.
- 3. Layer sliced potatoes in the dish, interspersing onion slices.
- 4. In a saucepan, melt butter over medium heat, whisk in flour, then gradually add almond milk until smooth.
- 5. Stir in shredded cheddar, garlic powder, salt, and pepper until well combined.
- 6. Pour the sauce over the potato-onion layers.
- 7. Cover with foil and bake for 45 minutes.
- 8. Remove foil, add Gruyere and Parmesan on top, then bake uncovered for another 30-45 minutes until golden brown.
- 9. Let cool slightly before garnishing with parsley and serving.
Nutrition
- Serving Size: 1 cup (240g)
- Calories: 350
- Sugar: 2g
- Sodium: 620mg
- Fat: 20g
- Saturated Fat: 10g
- Unsaturated Fat: 8g
- Trans Fat: 0g
- Carbohydrates: 36g
- Fiber: 4g
- Protein: 10g
- Cholesterol: 40mg
