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Butternut Squash, Caramelized Onion, and Goat Cheese Quiche Recipe

Butternut Squash, Caramelized Onion, and Goat Cheese Quiche Recipe

5.1 from 24 reviews

A savory and comforting Butternut Squash, Caramelized Onion, and Goat Cheese Quiche featuring a flaky pie crust filled with roasted butternut squash, sweet caramelized onions, creamy goat cheese, and a rich custard made with eggs and cream. This quiche is perfect for breakfast, brunch, or a light dinner.

Ingredients

Scale

Pie Crust

  • 1 each pie crust, rolled and fitted to 9″ pie plate

Cheeses

  • ¾ cup shredded mozzarella or Monterrey Jack cheese
  • 4 oz goat cheese

Caramelized Onions

  • 1 cup thinly sliced onions (¼” slices) (12 medium-small onions) or substitute ½ cup caramelized onions
  • ¼ cup white wine, Madeira, sherry, vermouth, or substitute vegetable stock or water
  • 2 tbsp butter or olive oil
  • ½ tsp thyme
  • Salt and freshly ground black pepper, to taste

Butternut Squash

  • 1 cup butternut squash, peeled and sliced or diced
  • 2 tbsp olive oil or other vegetable oil
  • Salt and freshly ground black pepper, to taste

Quiche Custard

  • 3 large eggs
  • 1 ½ cups whole milk, half and half, heavy cream, or blend
  • 1 tsp thyme (fresh leaves or dried)
  • 1 tsp salt
  • ½ tsp black pepper (to taste)
  • ⅛ tsp nutmeg (preferably freshly grated)

Instructions

  1. Caramelize Onions: Heat a heavy pan over medium-high heat. Add sliced onions, salt, pepper, and thyme. Reduce heat to low once the onions soften, stirring occasionally. Add a splash of wine, stock, or water to deglaze the pan whenever the onions look dry. Continue cooking until the onions are deeply colored and sweet.
  2. Roast Butternut Squash: Preheat oven to 375-425 ℉. Peel the butternut squash, remove seeds, and slice into uniform half-inch slices or cubes. Place on a sheet pan, drizzle with olive oil, season with salt and pepper. Roast until tender and easily pierced with a fork.
  3. Prepare Quiche Custard: In a medium-large bowl, whisk eggs until uniform. Add milk or cream, thyme, salt, pepper, and nutmeg. Whisk until well combined.
  4. Assemble Quiche: Preheat oven to 375 ℉. Line bottom of pie crust with shredded mozzarella or melting cheese. Evenly spread roasted butternut squash, dollops of goat cheese, and caramelized onions on top.
  5. Pour Custard & Bake: Pour custard mixture into crust. Place quiche on a sheet pan to catch spills. Bake for 30-40 minutes, or until center is just set and top and crust are lightly golden.
  6. Cool & Serve: Let quiche cool for at least 10-15 minutes before slicing to allow it to firm up. Serve warm or at room temperature.

Notes

  • Use pre-made pie crust for convenience or make your own for a homemade touch.
  • Caramelizing onions can take 20-30 minutes; stirring frequently prevents burning.
  • Adjust roasting time depending on your oven and the size of squash pieces.
  • Using a sheet pan under the quiche helps catch any drips and keeps your oven clean.
  • This quiche can be served warm, at room temperature, or cold, making it versatile for any meal.
  • Leftovers keep well refrigerated for 2-3 days and can be reheated gently in an oven or microwave.

Nutrition

Keywords: butternut squash quiche, caramelized onion quiche, goat cheese quiche, savory quiche, vegetarian quiche, brunch recipe, fall recipe