Ingredients

• 4 stripss bacon
• 1 , 9-inch
• 1 egg , beaten
• 0.25 cups unsalted butter
• 1 medium onion , finely chopped
• 2 eggs
• 1.25 cups sour cream
• 0.25 cups cream cheese , softened
• 0.25 teaspoons salt
• 0.13 teaspoons ground black pepper
• 1 cup shredded Cheddar cheese

Instructions

1. 1 Preheat the oven to 350 degrees F (175 degrees C).
2. 2 Cook bacon in a large skillet over medium-high heat, turning occasionally, until crispy, about 10 minutes. Drain on paper towels. Let cool 10 minutes, then crumble and set aside.
3. 3 Roll out pastry crust using a lightly floured rolling pin to fit a 9-inch pie plate. Place crust in pie plate. Prick holes into crust bottom using a fork.
4. 4 Bake in the preheated oven on the middle rack for 15 minutes.
5. 5 Remove crust from the oven; brush with beaten egg. Return crust to the oven; bake 5 minutes more.
6. 6 Heat butter in a pan over medium heat. Add onion; cook and stir until softened and translucent, about 5 minutes. Reduce heat to low; continue cooking and stirring until onion very tender and dark brown, about 40 minutes more.
7. 7 Whisk remaining 2 eggs together in a bowl. Add sour cream and cream cheese; beat with an electric mixer until well combined. Beat in salt and pepper.
8. 8 Spread caramelized onions with remaining butter onto pastry crust; sprinkle in 1/2 cup Cheddar cheese. Place crumbled bacon evenly over top; pour in egg mixture, then top with remaining 1/2 cup Cheddar cheese.
9. 9 Bake quiche in the preheated oven until golden and fluffy, about 30 minutes. Let cool 10 minutes before serving.

Nutrition per serving