- Preheat oven to 350 degrees F. Grease or spray with a non-vegetable cooking pan (Pam) a 9x9-inch baking pan. Remove Smart Chicken from package and place in baking pan in a single layer. Sprinkle with Italian salad dressing mix and then sprinkle with brown sugar. Bake, uncovered, for 55-60 minutes or until an instant digital thermometer reads 165 degrees F. when inserted into the thickest part of the Smart Chicken thigh. Do not touch the bone, however. Remove from oven and serve immediately.