Easy Quiche Recipe: Weeknight Wonder with a Cheesy Twist! -…

Ingredients

• 1 (9-inch) pre-made pie crust (or ingredients for homemade crust: 1 1/4 cups all-purpose flour, 1/2 cup cold unsalted butter, 1/4 teaspoon salt, 3-5 tablespoons ice water)
• 1 tablespoon olive oil
• 1/2 cup diced bacon or pancetta (optional)
• 1 medium onion, finely chopped
• 4 large eggs
• 1 1/2 cups heavy cream or half-and-half
• 1/2 cup grated Gruyère cheese, or cheddar
• 1/4 teaspoon salt
• 1/4 teaspoon black pepper
• Pinch of nutmeg (optional)