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Cowboy Bacon Onion Quiche Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 4.9 from 112 reviews
  • Author: Paula
  • Prep Time: 15 minutes
  • Cook Time: 50 minutes
  • Total Time: 1 hour 5 minutes
  • Yield: 6 servings
  • Category: Breakfast, Brunch
  • Method: Baking
  • Cuisine: American

Description

This hearty Cowboy Quiche features a flaky 9-inch pie crust filled with caramelized onions, crispy bacon, and sharp cheddar cheese, all enveloped in a rich, seasoned egg custard. Perfect for brunch or a comforting meal, this quiche bakes to a golden brown with a savory, flavorful filling that satisfies every bite.


Ingredients

Scale

Pie Crust

  • 1 (9-inch) pie crust, homemade or store-bought

Filling

  • 4 cups diced onion (about 2 large onions)
  • 2 tablespoons unsalted butter
  • 7 large eggs
  • 1 cup milk
  • ⅓ cup heavy cream
  • 1 teaspoon salt
  • ½ teaspoon ground black pepper
  • ½ teaspoon garlic powder
  • 10 cooked bacon strips, chopped
  • 1 ½ cups shredded cheddar cheese


Instructions

  1. Caramelize the Onions: Cook the 4 cups of diced onion and 2 tablespoons unsalted butter in a large skillet over low heat, stirring occasionally for 25-30 minutes, until the onions turn fragrant and golden brown. For deeper caramelization, continue cooking for an additional 25-30 minutes as preferred.
  2. Prepare the Oven and Pie Crust: Preheat the oven to 350°F (175°C). Press the 9-inch pie crust into a 9-inch pie pan and keep it chilled in the refrigerator until ready to fill.
  3. Mix the Egg Custard: In a large bowl, whisk together 7 large eggs, 1 cup milk, ⅓ cup heavy cream, 1 teaspoon salt, ½ teaspoon ground black pepper, and ½ teaspoon garlic powder until smooth and well combined.
  4. Assemble the Quiche: Spread the caramelized onions evenly over the bottom of the chilled pie crust. Layer the 10 cooked bacon strips (chopped) on top of the onions, then sprinkle 1 ½ cups shredded cheddar cheese evenly over the bacon. Pour the egg mixture over the entire filling, ensuring it evenly covers all ingredients.
  5. Bake: Place the quiche in the preheated oven and bake for 35-40 minutes, or until the top is golden brown and the egg custard is set with no jiggle in the center.
  6. Cool and Serve: Remove the quiche from the oven and let it cool for 15-20 minutes to allow it to set further before slicing and serving.

Notes

  • For extra caramelized onions, extend cooking time for a sweeter, deeper flavor.
  • Use cooked bacon strips for best texture; bacon can be cooked in advance or quickly pan-fried.
  • Ensure the pie crust is chilled before adding filling to prevent sogginess.
  • Letting the quiche cool before cutting helps it set and slice neatly.
  • Feel free to substitute cheddar with other cheeses like Gruyère or Monterey Jack for different flavors.

Nutrition

  • Serving Size: 1 slice (1/6 of quiche)
  • Calories: 400 kcal
  • Sugar: 5 g
  • Sodium: 620 mg
  • Fat: 30 g
  • Saturated Fat: 12 g
  • Unsaturated Fat: 15 g
  • Trans Fat: 0.5 g
  • Carbohydrates: 22 g
  • Fiber: 2 g
  • Protein: 18 g
  • Cholesterol: 280 mg