How to Prepare Favorite Au Gratin Potatoes

Hey everyone, it is John, welcome to our recipe page. Today, I’m gonna show you how to make a distinctive dish, au gratin potatoes. It is one of my favorites food recipes. This time, I’m gonna make it a bit tasty. This will be really delicious.

Au Gratin Potatoes is one of the most popular of current trending foods in the world. It is appreciated by millions daily. It is easy, it’s quick, it tastes delicious. Au Gratin Potatoes is something that I have loved my whole life. They are nice and they look wonderful.

To begin with this particular recipe, we must first prepare a few components. You can cook au gratin potatoes using 9 ingredients and 8 steps. Here is how you can achieve that.

The ingredients needed to make Au Gratin Potatoes:

1. Take 4 Russet Potatoes cut apx. 1/4 in thick
2. Make ready 1 yellow onion slices into half rings
3. Prepare 1/2 stick butter
4. Prepare 1/2 tsp salt
5. Make ready 1 tsp garlic powder
6. Prepare 3 TBS flower
7. Take 2 cups milk
8. Take 1 small bag shredded triple cheddar cheese
9. Make ready 1 cup parmesan cheese

Steps to make Au Gratin Potatoes:

1. Preheat oven to 400 degrees F and butter a 9×13 glass baking dish.
2. In a medium-size pot, melt butter over medium heat. Mix in the flour, garlic powder, and salt. Stir constantly for one minute.
3. Stir in milk. Cook until mixture has thickened.
4. Stir in cheese all at once, and continue stirring until melted, about 30 to 60 seconds.
5. Layer 1/2 of the potatoes into bottom of the prepared casserole dish and top with the onion slices. Then pour half the cheese mixture on top.
6. Repeat step 5 with remaining potatoes, onions, and cheese mixture.
7. Cover with aluminum foil and place in oven for 1 hour. Remove foil and bake for an additional 30 minutes. (Or longer if you desire a crisper finish.)
8. Set aside to rest for 15 min then it's ready to serve.

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