Asparagus herb quiche Recipe

• 1 9-inch refrigerated pie crust or homemade
• 2 cups asparagus, cut in 1-inch pieces, blanched and drained well
• 1 cup Swiss cheese, shredded
• 1 cup sharp white cheddar or Colby, shredded
• 2 scallions, very finely minced
• 1 tablespoon all-purpose flour
• 5 eggs
• 2 teaspoons Dijon mustard
• 1 1/4 cup half-and-half or light cream
• 1/4 teaspoon salt
• 1/8 teaspoon white pepper
• 1/4 teaspoon garlic powder
• ¼ teaspoon onion powder
• 2 teaspoons each, finely minced chives, dill and parsley

Directions