Garden Vegetable Quiche

Bahan-bahan (10 porsi)

• 2 tablespoons butter
• 1 medium onion, (chopped)
• 2 medium garlic cloves, (minced)
• 10 whole mushrooms, (sliced)
• 2 tablespoons all purpose flour
• 1 teaspoon salt
• 1 teaspoon dried basil ((or 1 tablespoon chopped fresh basil))
• ½ teaspoon cayenne pepper, (divided)
• 4 large eggs, (beaten)
• 2 medium (1 cup) carrots, (shredded)
• 1½ cups half and half cream
• 1½ cups shredded Swiss cheese, (divided)
• 10 whole asparagus spears (trimmed), (divided)
• 1 medium tomato, (sliced into ¼-inch rounds)
• chopped fresh parsley
• One 9-inch unbaked pie shell