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Egg casseroles are a Midwestern staple, usually heavy on cubed bread and cheese. So what’s the reason for their popularity? Well, they’re quick and easy to mix up and always a hit at brunch. Who wouldn’t love the combination of those two things?

Growing up, I would’ve thought a quiche was fancy… or at least sounded fancy. And we all know that the fanciness of a name determines its level of difficulty, right? As I grew into adulthood, I realized that most dishes I thought of as elevated were really just the original dishes that these beloved Midwest staples were derived from. So it turns out that egg casseroles are really a quiche’s estranged cousin.

Slice of yellow colored quiche sitting on white plate with wood surface in background
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Casseroles are delicious and have their place, but can easily lose their true flavor with the overpowering addition of heavy ingredients such as bread and cheese. A quiche, with a simple crust, can let the right ingredients shine through and is truly no more effort than a throw-together casserole.

The crust of a quiche can be as simple as your favorite pie crust or as complex as a laminated croissant dough. I chose a take on pie crust, but with the addition of cream cheese. Cream cheese in pastry dough helps to make it foolproof. The crust becomes sturdier and more forgiving when rolling out. If the dough cracks or splits, the added fat from the cream cheese makes it easy to push back together while still giving that flaky finish.

Glass pie plate containing yellow quiche with several pieces cut out with extra chunks of sweet potato in the background all on wooden surface

A quiche traditionally has a custard filling made with eggs and cream. To bolster that, cream cheese again provides a behind-the-scenes starring role. French quiches often have crème fraîche added, giving it a rich and smooth outcome. Since crème fraîche is not as easy to purchase, cream cheese offers much of the same richness with a hint of tang to offset the added fat.

The add-ins for a quiche can be adjusted to suit any personal preference. My recipe has some of my favorites:

  • Sweet potato adds sweetness without too much heaviness and blends well with bacon.
  • Leeks are my go-to with eggs. As opposed to most onions, leeks have a softer onion-like flavor that isn’t as astringent.
  • No cheese is necessary since the cream and cream cheese provide all the needed creaminess.

The finished quiche is rich and light at the same time. After you try this, you’ll agree that it’s the perfect breakfast, brunch, or lunch.

White plate containing piece of quiche with piece cut out sitting on fork

Watch how to make this sweet potato quiche

YouTube video

Spinach, Bacon & Sweet Potato Quiche

4.20 from 30 votes
There's nothing better in the cold months of winter than a cozy, warm quiche. Containing bacon, spinach, and sweet potato, this quiche has all the boxes checked!
Prep: 25 minutes
Cook: 1 hour 20 minutes
Total: 1 hour 45 minutes
Servings: 8 servings
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Ingredients

For the crust

  • 1 ½ cups all-purpose flour
  • 1 tsp kosher salt
  • 4 oz cream cheese cold and cut into four pieces
  • 6 tbsp unsalted butter cold and cut into tbsp-size pieces
  • 5-7 tbsp ice-cold water

For the filling

  • 1 leek cut in half lengthwise and sliced
  • 1 tsp kosher salt
  • 1 tsp freshly ground black pepper
  • ½ lb sweet potato cut into ⅛- to ¼-inch pieces
  • ¾ cup frozen spinach thawed
  • 5 slices bacon cooked and chopped
  • 4 oz cream cheese room temperature
  • 4 large eggs
  • cup whole milk
  • ¼ cup heavy cream

Instructions 

For the crust

  • In a food processor, combine the flour, salt, cream cheese, and butter. Pulse until the cream cheese and butter are combined with the flour and become the size of a pea or smaller.
    1 ½ cups all-purpose flour, 1 tsp kosher salt, 4 oz cream cheese, 6 tbsp unsalted butter
  • While pulsing the processor, slowly add water until the dough just begins to hold together.
    5-7 tbsp ice-cold water
  • On a lightly floured surface, work the dough into a disk, kneading lightly. Roll into a 12-inch circle. Fit into a pie dish. Roll excess dough under and crimp edges. Freeze shell 20 minutes or up to one month if wrapped in an airtight container.
  • To prebake crust, preheat oven to 375°F. Line crust with parchment and fill to the top with pie weights or dried beans.
  • Bake in the preheated oven until the edges are set and golden, 12-15 minutes. Remove parchment and weights and continue baking until the bottom of the crust is dry and golden, an additional 12-15 minutes. Remove from oven and set aside to make the filling. Reduce oven temperature to 350°F.

For the filling

  • Over medium heat, sauté leek with salt and pepper in 1 tablespoon oil until translucent, 2 minutes. Add finely diced sweet potato and sauté until just tender, 10-12 minutes. Add the frozen spinach and cook off any moisture, 3 minutes.
    1 leek, 1 tsp kosher salt, 1 tsp freshly ground black pepper, ¾ cup frozen spinach, ½ lb sweet potato
  • Remove from heat and add room temperature cream cheese and bacon. Stir until the cream cheese melts into the mixture then set aside.
    4 oz cream cheese, 5 slices bacon
  • In a bowl, combine the eggs, milk, and cream. Season with salt and pepper. Whisk together and stir in the sautéed items mixed with cream cheese. Pour into prebaked crust.
    4 large eggs, ⅔ cup whole milk, ¼ cup heavy cream
  • Bake until the edges of the filling are set and the center jiggles slightly, 20-28 minutes. Remove from oven and let cool for 20 minutes before slicing.

Video

YouTube video

Nutrition

Serving: 1 servingCalories: 418 kcal

Nutrition information is automatically calculated, so should only be used as an approximation.

Did you make this? Leave a comment below!

Kaleb Wyse is a New York Times bestselling author behind the popular Wyse Guide website. Living on his fourth-generation Iowa farm, he loves sharing recipes and gardening tips that come from traditions that feel comfortably familiar. His down-to-earth style makes sustainable living and farm life feel like home!

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4.20 from 30 votes (18 ratings without comment)

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19 Comments

  1. Jill Marra says:

    5 stars
    Awesome recipe, delicious ❣️
    We reduced the salt by 3/4 and used a low-salt bacon, but still so yummy!!

  2. Anita GONZALEZ says:

    5 stars
    I have been enjoying so many of your podcasts! You’re so talented & skilled with all you do. Love all your Quiche recipes plus pies, veggie casseroles & soups. Thank you for also planting, gardening & harvesting! I learn so many things from all that you teach. 💯 You are marvelous!

  3. Marsha Phagoo says:

    5 stars
    This crust is soo easy to work with and delicious. Loved it

  4. Mtmama says:

    5 stars
    Had this for brunch and it was delicious!! Made a couple of changes but was still good abs will be making again …. soon. Thanks Wyse

  5. Spinler Charla says:

    5 stars
    Very good made it Saturday evening and had for Sunday breakfast.

  6. Terri Neumann says:

    I love your videos so full of knowledge and passion. Makes me want to try everything! You make it look simple easy to learn from you. Thank you

  7. Mishelle says:

    5 stars
    Great recipe Kaleb – very well received by my family 👌

  8. Susan from Tallahassee, Florida says:

    5 stars
    Hi Kaleb: My family loves your Spinach, Bacon, and Sweet Potato Quiche recipe. I make it all the time. When delicata squash are in season, I use that instead of the sweet potato. It is delicious. Sometimes, I add a little grated swiss cheese, also. This is our favorite quiche. Thank you so much for sharing this and all of your other recipes. I haven’t tried one yet that we don’t like.

  9. Karen says:

    5 stars
    I made this last night for my hubby as he loves sweet potatoes. The dough came together very quickly, mine got a little bit too wet, but I just added a bit more flour to my counter. What a beautiful, forgiving, soft dough to work with! My hubby loved it! ‘This has all my favourite things in it!’

    Karen
    Vancouver Island, BC