I really feel like Britney Spears. Let me clarify. I don’t put on brief shorts whereas somebody hovers over me controlling all the things I do, say, and eat. Nicely, on second thought, The One has now and again dominated our life with an iron fist in a velvet glove. No, I really feel like Brit of the very early naughts as a result of I maintain considering, “Oops!..I did it once more.” And what I’ve achieved once more is flip to the flavors of French onion soup for inspiration.
First, there was my French Onion Skillet Hen, which is depraved good; for those who haven’t made it, I urge you to strive it. You’re going to thank me. Then we printed French Onion Mac and Cheese−one other winner. And, after all, what sort of meals web site would we be with out the mère of all of them, basic French Onion Soup. (And for those who maintain your eyes peeled, you’ll see a couple of extra homages to the French potage in these pages within the coming months.)
This time I donned my metaphorical red-latex catsuit and headed for the kitchen. There I gave myself the problem of infusing my favourite potato gratin with candy caramelized onions, tons of melty Gruyere cheese, and mushrooms–not a basic French-onion ingredient, however, boy, do they add beautiful umami notes. Plus those on the highest of the dish get all marvelously chewy as they brown and sizzle.
Now, you’ll have to inform me if I did certainly do it once more, however let me depart you with this: The One has eaten virtually this complete gratin by himself and doesn’t really feel a little bit of guilt. Simply saying.
French Onion Potato Gratin FAQs
In the event you don’t have them available, or simply wish to strive one thing else, you’ll be able to substitute Gouda or Swiss and get a fairly comparable style and texture. A cheese like fontina offers you loads of very nice meltiness however can have much less taste.
You would possibly discover that your sliced potatoes begin to darken in the event that they’re sitting for some time. Simply dump them right into a bowl of chilly water till you’re prepared to make use of them and so they’ll keep that creamy potato shade. Drain and pat dry earlier than utilizing.
Stop your display from going darkish
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Place a rack in the midst of the oven and crank the warmth to 375°F (190°C). Generously butter a 2-quart (1.9 L) casserole dish.
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In a giant skillet over medium-high warmth, soften the butter.
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Scoop within the mushroom and onion slices and stir to coat. Season with salt and pepper. Proceed to prepare dinner, stirring often, till the mushrooms and onions are softened and browned, 13 to fifteen minutes.
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Toss within the garlic and thyme and prepare dinner till aromatic, 1 to 2 minutes. Stir within the nutmeg. Take away the skillet from the warmth.
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Utilizing a mandoline or sharp knife, fastidiously lower the potatoes into 1/8-inch (3 mm) thick slices.
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Line the underside of the ready casserole dish with a double layer of potato slices, overlapping barely—sort of like enjoying playing cards. Sprinkle calmly with salt and pepper.
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Scoop about 1/3 of the mushroom-onion combination into the dish and unfold over the potatoes. It gained’t cowl it absolutely, however that’s okay.
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Sprinkle 1/3 of the cheese excessive.
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Repeat layering the potatoes, salt and pepper, mushroom-onion combination, and cheese, two extra occasions.
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Slowly pour the cream right into a crevice alongside the aspect, being conscious to not wash away the cheese on high.
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Slide the casserole into the oven and bake till the potatoes are fork-tender and the highest is golden brown, 50 to 60 minutes. If the highest browns too shortly, cowl it with foil midway by means of baking.
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Take away the casserole from the oven and let sit for 20 minutes earlier than serving.
Serving: 1 servingEnergy: 530 kcalCarbohydrates: 27 gProtein: 17 gFats: 41 gSaturated Fats: 25 gMonounsaturated Fats: 12 gTrans Fats: 1 gLdl cholesterol: 139 mgSodium: 161 mgFiber: 4 gSugar: 4 g
Diet info is mechanically calculated, so ought to solely be used as an approximation.
Recipe © 2021 David Leite. Images © 2021 David Leite. All rights reserved.
Recipe Testers’ Opinions
Potato gratins are a household favourite. My mom’s recipe is so good and everybody all the time needs her to deliver them to any household gathering. I might by no means inform her, however this French onion potato gratin is healthier!
The flavour of the garlic and onions is current however not overpowering. The thyme actually boosts the flavour as effectively. These are additionally straightforward to make. No stirring white sauce and attempting to get it the best thickness with out overdoing it. Don’t skip the resting time. It helps them “arrange” properly.
They had been an excellent aspect with a grilled, spatchcocked hen. The leftovers had been scrumptious the subsequent day as effectively.
This French onion potato gratin was an ideal accompaniment to my meatloaf sandwich on sourdough bread. A velvety, creamy sauce with simply the best seasoning, and the potatoes had been cooked completely. I don’t normally gush about potatoes, however these are GOOD—good for a weekend supper or potluck.
Not having a mandoline at my disposal, I went for my meals processor and its slicing blade which gave the right thickness to the potatoes. I suppose I may have achieved the onions and mushrooms that means as effectively, however I had the time and sliced them by hand.
This French onion potato gratin is a basic (largely), scrumptious, and really wealthy. The recipe works completely as written and the ultimate dish will please practically anybody, particularly when accompanied by a top quality grilled steak or roast hen.
I’d lower the overwhelming richness of the dish a bit subsequent time through the use of some low-sodium hen broth instead of no less than a number of the 1 1/2 cups of cream.
Nonetheless, general, it is a strong recipe and can undoubtedly grace many a vacation desk into the autumn and winter months!
It is a nice aspect dish for entertaining. It’s wealthy and tacky and would work with most any protein. The addition of the mushroom and onion combination to the potatoes takes it to the subsequent stage. I’m including this to my Thanksgiving menu this yr. I’m additionally going to make it the day earlier than and wait to bake it Thanksgiving Day.
Let me let you know, this French onion potato gratin just isn’t an informal Wednesday evening dinner dish, however it’s scrumptious. I plan on utilizing this dish as a go-to dish after I go to gatherings. I served this with oven roasted hen thighs and broccoli.
