Vegan Potatoes Au Gratin Recipe (2024)

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The best vegan potatoes au gratin recipe with leeks, thyme, cashewcream and nutritional yeast. Easy to make, healthy and beyonddelicious!

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I’ve gotten many requests to veganize myclassic scalloped potatoes au gratin recipe and i challenged myself to make it WFPB compliant without using any oil. Mission accomplished friends!

But if you want to indulge a bit during the holidays you can top them with your favorite plant based cheese, i won’t judge! I’m a fan of provolone, pepper jack and smoked gouda from Follow Your Heart butwhatever rocks your tastebuds is fine! This walnut parmesan is a great choice too!

You are going to need a mandoline slicer to slice up the potatoes as thinly as possible.Preferably you’d be able to read the morning paperthrough those slices but don’t stress over it. Do your best to get them as thin as you can and if need be just increase the cooking time by 15 to 20 minutes or so.

I did a quick soak of the cashews that I then blended into a cheesy cream sauce with nutritional yeast, lemon juice, garlic and water. This is all you need toachieve that cheesy classic flavor and texture au gratinpotatoes have.

Let’s talk about the leeks!

Most definitely a favorite staple in myrefrigerator, leeks pack so much wonderful flavor I just can’t do without them.Basically a sweeter version of onions but with way more depth.

They are a great source of lutein and zeaxanthin twoimportant carotenoids for eye heath, on top ofbeing rich in fiber, calcium, iron, magnesium, phosphorus, potassium, vitamins A and K. You can use the entire leek including the mineral-dense little roots / filaments, just make sure to rinseeverything well as they are known to be full of grit and dirt.

Vegan Potatoes Au Gratin Bake Everyone will Love:

So Simple

Only 7 Ingredients

Comforting

Gluten Free

Dairy Free

No Oil

Easy to Make.

Watch How To Make Vegan Potatoes Au Gratin:

Vegan Potatoes Au Gratin Recipe (8)

5 from 3 votes

Vegan Potatoes Au Gratin with Leeks

The best vegan potatoes au gratin with leeks, thyme, cashew cream and nutritional yeast. Easy to make, healthy and beyond delicious!

Print Recipe

Prep Time:15 minutes mins

Cook Time:45 minutes mins

Total Time:1 hour hr

Ingredients

  • 1 lb golden potatoes (scrubbed and rinsed well)
  • 1 large leek (or 2 medium)
  • 2 tbsp fresh thyme leaves
  • 1 pinch red pepper flakes to taste
  • 1/4 cup fresh chives or dill -chopped
  • 3-5 oz vegan cheese (OPTIONAL)
  • sea salt + black pepper to taste

Cashew Cream:

US Customary - Metric

Instructions

  • Preheat your oven to 350”F.

Make the Cashew Cream:

  • In a small bowl soak the cashew in hot water for 20 minutes. Drain and rinse then add them to a powerful blender together with 1.25 cups of water, the lemon juice, garlic powder and nutritional yeast. Puree until smooth and creamy. Season to to taste with a pinch of sea salt and refrigerate until needed.

Make the Scalloped Potatoes:

  • Slice the leeks lengthwise then chop them up. Add them to a bowl with cold water. Stir to rinse well and allow them to stay in the water for a few minutes. All the grit and dirt will fall to the bottom of the bowl.Use your hands to scoop out the leeks from the water and drain them on a kitchen towel.

  • Preheat a large skillet on medium low flame. Add a splash of water and the leeks with a pinch of sea salt. Saute until wilted and they start to get some color adding more water if needed as not to burn them, about 10 to 15 minutes Adjust seasonings to taste with more sea salt and black pepper. Set aside.

  • Meanwhile use a mandoline to thinly slice the potatoes. Rinse well in some cold water and dry on a tea towel. Sprinkle all over the top with a good pinch of sea salt and black pepper.

  • Lightly oil a large gratin dish including the sides. (You can use 2 small gratin dishes if you wish)

  • Layer the thinly slice potatoes on the bottom of the gratin dish overlapping each other. Spoon the sauteed leeks and spread them on top of the potato slices. Sprinkle with the fresh thyme.

  • Pour the cashew cream over the leeks and give the dish a little shake. Sprinkle with the fresh chives or dill and a pinch of red pepper flakes.

  • At this point you can top with your favorite vegan cheese, loosely cover with aluminum foil and bake in the preheated oven for 45 minutes. Remove the foil and cook another 10 minutes or so until the cheese has melted. To brown the top you can transfer the gratin under the broiler flames for a few minutes until golden to your liking, just make sure that you are using a broiler proof dish.

  • Remove the potatoes from the oven and allow them to set for a few minutes before serving.

Video

Notes

  • You can omit oiling the baking dish and line it with parchment paper instead.
  • If your potatoesaren’t sliced paper thin make sure to adjust the cooking time and bake an additional 20 to 25 minutes or so until the potatoes havecompletely softened and cooked through.

Nutrition

Calories: 349kcal | Carbohydrates: 36g | Protein: 12g | Fat: 19g | Saturated Fat: 4g | Sodium: 236mg | Potassium: 836mg | Fiber: 6g | Sugar: 3g | Vitamin A: 645IU | Vitamin C: 29.8mg | Calcium: 92mg | Iron: 7.5mg

Course: Side Dish

Cuisine: French

Keyword: plant based, Vegan Potatoes Au Gratin, vegan,

Servings: 4 people

Calories: 349kcal

Author: Florentina

Potato Recipes:

Vegan Potatoes Au Gratin Recipe (2024)

FAQs

Which is better scalloped potatoes or au gratin? ›

Scalloped potatoes also won't be as crispy in texture as au gratin. Both are golden brown and creamy, but if it's crispiness and crunchiness you're after, au gratin will probably be your best bet. Either one is sure to be a hit with your dinner guests, but it just depends on what sort of vibe you're going for!

What can I substitute for milk in boxed au gratin potatoes? ›

If your household has to go dairy-free, there's no reason to skip this favorite dish as the milk and cheese can easily be substituted. Some recipes use chicken broth or water while others use non-dairy alternatives like soy or almond milk.

Why are my au gratin potatoes watery? ›

Some potatoes, like Yukon Gold, have more water in them. Try letting the dish rest for 10 minutes or so to let the water get absorbed and let the sauce thicken. Try cooking your recipe longer. Try uncovering the dish in the oven for the last 10 minutes or so.

How do you keep au gratin potatoes from curdling? ›

High oven temperatures can make the milk's components break apart, again leaving the proteins free to clump together. To prevent curdling, cook your scalloped potatoes at a lower temperature and across a longer period of time.

What does au gratin mean in French? ›

The phrase au gratin literally means "by grating" in French, or "with a crust," from the verb gratter, "to scrape, scratch, or grate."

What is a vegan substitute for milk in baking? ›

Among other milk alternatives like almond milk, soy milk and oat milk, soy milk is by far the best for baking. I learned this over the course of several years and many cookies, cakes, muffins and pies. Moreover, some people will tell you that you must swap full-fat coconut milk in for heavy cream or half-and-half.

Why did my au gratin potatoes turn GREY? ›

Once they have been peeled and cut, raw potatoes will turn brown quickly. This process, which is called oxidation, happens because potatoes are a naturally starchy vegetable. And when exposed to oxygen, starches turn gray, brown, or even black. An oxidized potato is completely safe to eat.

Why should the potato slices for the gratin not be soaked in water before adding to the cream? ›

I don't recommend soaking the potatoes in water ahead of time for our potatoes au gratin (as some recipes call for). Soaking them will cause them to lose some of their starch, which helps to keep this dish creamy. The dish will still get a nice, crisp top without soaking the potatoes.

How to thicken up scalloped potatoes? ›

Flour: All-purpose flour helps thicken the sauce as the scalloped potatoes bake. You'll sprinkle flour over each layer of potatoes so the sauce thickens evenly. Butter: A generous amount of butter distributed on each layer of potatoes adds richness.

Why are my scalloped potatoes not creamy? ›

High heat will cause the milk to curdle. Use milk or cream with higher fat content. Whole milk, half-and-half, or cream and full-fat cheeses are necessary. Skim milk and reduced-fat products will not be your friend in this dish.

How to keep potatoes from turning brown when making scalloped potatoes? ›

Do I have to blanch my potatoes, to make scalloped potatoes ahead of time? A: The short answer I recommend is yes, almost always. If sliced and then placed into a pot of cold water, bring to a boil for 1-2 minutes till the slices have a rubbery consistency, this blanching will help stop the oxidation process.

Why are my scalloped potatoes still crunchy? ›

If your potatoes aren't cooked properly, they will have a slightly crisp or al dente texture. You want to be sure the dish cooks evenly, so rotate the dish in your oven halfway thru cooking and be sure to test for doneness in more than one spot, in case your oven heats unevenly.

What is the real name for scalloped potatoes? ›

Potato-based

Sliced raw potatoes may also be baked in a liquid or sauce that steams them and forms a golden crust on top. In the US, the dish is referred to variously as funeral potatoes, potatoes au gratin, scalloped potatoes, or au gratin potatoes.

Why are scalloped potatoes called funeral potatoes? ›

Why are they called funeral potatoes? Funeral potatoes get their unique name from being a crowd-pleasing casserole served as a side dish at after-funeral luncheons (particularly in the culture of the Church of Jesus Christ of Latter-Day Saints).

What is the difference between a gratin and a casserole? ›

Casseroles and gratins are the same dish.

Yes, there actually IS a difference between a casserole and a gratin. Both are baked in the oven, but a gratin is a special form of a casserole. When cooking it, you will layer the ingredients instead of just adding them all together.

How many days are scalloped potatoes good for? ›

Leftover scalloped potatoes should be covered and refrigerated and can be kept up to 1 week. To reheat several servings of the scalloped potatoes in the same casserole dish used to bake them in, covered with foil at 350°F oven for 20 to 30 minutes or until heated through.

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