How to Make It
Preheat oven to 425°F.
Sprinkle chicken with salt and pepper. Coat a parchment paper-lined baking sheet with cooking spray.
Combine flour, cheese, and 1/2 teaspoon garlic powder in a shallow dish. Combine buttermilk and egg in another dish. Place quinoa in a third dish. Dredge chicken in flour mixture. Dip in egg mixture; dredge in quinoa.
Arrange chicken in a single layer on prepared pan. Coat chicken with cooking spray. Bake at 425°F for 15 minutes or until done, turning once.
Combine mayonnaise, yogurt, honey, mustards, and remaining 1/4 teaspoon garlic powder. Serve with nuggets.