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4.88 from 31 votes

Gourmet Au Gratin Potatoes

An indulgent, creamy and delicious potato au gratin. This easy side dish is great for any occasion made with gruyere cheese and topped with fresh herbs.
Prep Time15 minutes
Cook Time30 minutes
Total Time45 minutes
Course: Side Dish
Cuisine: French
Servings: 8 servings
Calories: 202kcal

Ingredients

  • 5 cups sliced thin Potatoes (¼ inch or thinner) about 5-6 medium potaotes
  • 3 tablespoon butter
  • 3 tablespoon flour can use gluten free flour
  • 2 cup milk 2%
  • 1 cup shredded Gruyere Cheese
  • 1 cup sharp cheddar cheese ½ cup for sauce, ½ cup for topping
  • ½ teaspoon Garlic salt
  • 1 teaspoon salt
  • ½ cup chopped fresh Parsley
  • ½ cup chopped chives reserve a little for topping
  • 5 pieces bacon cooked and crumbled, reserve about ¼ cup

Instructions

  • Scrub potatoes and cut out any impurities. Slice potatoes thinly, mandolins are handy for this. Make sure they are ¼ thickness or thinner.
  • In a sauce pan or skillet, melt butter and whisk in flour. Let bubble for 1-2 minutes on med heat.
  • Whisk in milk.
  • When sauce is smooth, add in ½ cup sharp cheese, all of the Gruyere cheese, salts, parsley, bacon, chives (if you want to top potatoes with bacon and chives reserve little bit for topping).
  • Grease a 9x13 baking dish. Place potatoes in. Pour sauce over. Slighty shift the potatoes to help cream evenly distribute and coat the potaotes. You want sauce in between each potato.
  • Top with ½ cup remaining cheese plus any bacon or chives you reserved.
  • Bake covered with foil at 400 degrees F for 25 mins. Uncover and bake for an addition 15-20 minutes until potatoes are cooked thru and cheese is bubbly.
  • Serve warm.

Video

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Notes

Can I make this ahead of time? 
Yes, You can make this ahead of time but assembling and covering so it is air tight. Refrigerate if it will be more than a few hours. Before baking bring to room temp.
What if my potatoes aren't cooked thru?
The biggest reason for your potatoes not cooking thru is that your potatoes are too thick, or your pan is packed too densely. You want to make sure your potatoes are ¼ inch thick or less, and make sure that there is sauce in between each potato slice.
I want to make these in the slow cooker so I can save oven space. Can I do that?
Yes! In your slow cooker - layer the potatoes and sauce. Line the lid of the slow cooker with paper towels to absorb some of the excess moisture. Cook on high for 3-4 hours or low for 4-6 hours or until potatoes are tender. Let sit 20 minutes before serving.
 

Nutrition

Calories: 202kcal | Carbohydrates: 6g | Protein: 8g | Fat: 17g | Saturated Fat: 8g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 5g | Trans Fat: 0.2g | Cholesterol: 42mg | Sodium: 679mg | Potassium: 162mg | Fiber: 0.3g | Sugar: 3g | Vitamin A: 801IU | Vitamin C: 6mg | Calcium: 185mg | Iron: 0.5mg