1. Preheat oven to 350 degrees Fahrenheit.
2. Place chicken nuggets in a ziptop bag. Add flour and shake until all pieces are coated. Discard remaining flour. Place chicken pieces in a 9×13-inch pan (does not need to be a single layer).
3. Combine rest of ingredients and pour over chicken, making sure to cover each piece.
4. Bake for 30 minutes, covered. Uncover and bake for another 20 minutes.