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Cheesy Garlic Hasselback Potato Gratin
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Cheesy Garlic Hasselback Potato Gratin

When it comes to this Cheesy Garlic Hasselback Potato Gratin recipe, it is by far more than a fork full of goodness! Super creamy, packed with thick slices of potatoes and sweet potatoes, and loaded with flavor from the delicious cream sauce. Completely vegan, gluten-free and perfect for your Thanksgiving menu.
Prep Time25 minutes
Cook Time1 hour 15 minutes
Total Time1 hour 40 minutes
Course: Main Course, Side Dish
Keyword: baked, cashews, classic, dairy-free, dinner, easy, fall recipe, food, gluten-free, healthy, holidays, homemade, indulge, recipe, savory, thanksgiving, traditional, vegan, vegetarian, veggies
Servings: 6 servings
Calories: 263kcal
Author: Shanika

Ingredients

  • 2 lbs. potatoes + sweet potatoes, rinsed + scrubbed (That's about 6 potatoes total!)
  • 1 tablespoon grapeseed oil (See Notes!)
  • 1 teaspoon garlic powder
  • pinch of black pepper
  • pinch of sea salt
  • 1 cup grape tomatoes, halved

Cashew Cheese Sauce:

  • ¾ cups raw cashews, soaked (See Notes!)
  • 1 ½ cups Almond milk (You can use your fave plant-based milk!)
  • ½ cup nutritional yeast
  • 4 garlic cloves, minced
  • 2 tsps sea salt
  • ½ teaspoon ground mustard
  • 1 ½ teaspoon apple cider vinegar
  • ½ medium red onion, diced

Garnish:

  • dried parsley

Instructions

  • Preheat your oven to 350 degrees Fahrenheit.

For the Cashew Cheese Sauce:

  • Add all ingredients (cashews at the bottom!) to a high-powered blender and blend until smooth, about 1-2 minutes. Set aside.

For Potatoes + Assembly:

  • Thinly slice potatoes using a very sharp knife, about ⅛ inches thick.
  • Lightly grease cast iron skillet with grapeseed oil and sprinkle the bottom with sea salt, garlic powder, and black pepper. Then arrange potatoes in a hasselback form (slightly leaned vertically like dominos when they fall in each other). Repeat until you've done so around the entire edge of the skillet into the center.
  • Now, slowly pour cashew cheese sauce over, in between, and around potatoes (getting every corner and space possible). **NOTE: Be sure that all potatoes are coated, but ensure that they are still visible on the tops by not pouring too much of the sauce; all sauce won't be used!). Top with tomatoes.
  • Cover skillet with foil and bake for 60-75 minutes or until potatoes are cooked through and the fork can easily be poked through the potatoes. Remove foil, and increase oven to broil for 5 minutes or so, until tops are golden brown.
  • Once done, remove gratin from oven and let cool for 20-25 minutes. Sprinkle with dried parsley and scoop out portion to serve.
  • Bon Appetit!

Notes

SOAKED CASHEWS: To best soak cashews, add 1 cup of cashews to a bowl or measuring cup and cover with cold water, sealing the top with plastic wrap and leaving it out (at room temp.) overnight. When ready to use, drain and rinse. For same day: Add cashews to a bowl or measuring cup and cover with boiling water, sealing the top and leaving it for 15-30 minutes. Drain, rinse, and continue recipe.
OIL: Instead of grapeseed oil, you can also use extra virgin olive oil, if preferred.
STORAGE: Leftovers can be stored in an air-tight container in the refrigerator for 3-4 days and reheated when ready to serve.
 

Nutrition

Calories: 263kcal | Carbohydrates: 36g | Protein: 9g | Fat: 11g | Saturated Fat: 2g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 5g | Sodium: 870mg | Potassium: 905mg | Fiber: 6g | Sugar: 3g | Vitamin A: 210IU | Vitamin C: 35mg | Calcium: 109mg | Iron: 3mg