Chicken Sausage Bake with Sage and Onion

1. Cut the onion in to eighths 2. Put the onion into a freezer bag along with the oil, mustard, dried sage, a good helping of pepper, and the Worchestershire sauce 3. Cut the lemon in half and squeeze the juice into the bag 4. Cut the squeezed lemon halves into eighths and add them to the bag 5. Seal the bag and squish everything around to mix (the mustard needs help to combine) 6. Open the freezer bag again and add the chicken pieces and sausages 7. Seal the bag again and leave to marinade in the refrigerator overnight. If possible, turn the bag over at least once to help the mixture to spread evenly 8. Preheat the oven to 425˚F (about 218˚C). Allow the chicken to come to room temperature in it's marinade. 9. Arrange the contents of the freezer bag in an 11-inch by 14-inch (about 28 cm by 36 cm) roasting pan 10. Arrange the chicken pieces so that they are skin-side up and tuck the sausages around them 11. Sprinkle the fresh sage leaves over the chicken and sausages 12. Place the pan into the oven for 1 hour and 15 minutes. Turn the sausages over half way through to colour them evenly 13. Arrange on a large platter and serve