Step 1

Preheat oven to 400 degrees F.

Step 2

Spray a glass 13-in. x 9-in. baking dish with cooking spray. Arrange chicken pieces (skin side up), potatoes, sliced onion and lemon slices evenly in pan.

Step 3

In a small bowl, whisk together lemon juice, olive oil, garlic, rosemary, crushed red pepper flakes, salt and pepper.

Step 4

Pour mixture over chicken, making sure all the chicken is covered. Toss a bit if necessary.

Step 5

Sprinkle generously with additional salt and pepper.

Step 6

Bake uncovered for about 1 hour, or until chicken and potatoes are fully cooked.