Mushroom and Chive Quiche - Tone & Strengthen

Ingredients

• 1/2 (14.1-ounce) package refrigerated or frozen pie
• 1 ⅓ to 1 ½ cups 2% milk or milk substitute
• 4 large eggs
• ⅛ teaspoon ground nutmeg
• ¼ teaspoon kosher salt
• ¼ teaspoon freshly ground black pepper
• 1 to 2 tablespoons freshly chopped chives
• 1 teaspoon olive oil
• 1 ½ cups sliced cremini mushrooms
• ¼ cup freshly grated Parmesan cheese