In a casserole dish, add in your potatoes and peas.
Season your chicken all over, even under the skin. Set aside
Mix your marinade together, pour half on top of potatoes and peas, mix together
Add your chicken on top, pull the flap back and stuff your cheese in. Pour the rest of the marinade on top.
Bake on 375 covered for 30 minutes. Uncovered and bake for another 30minutes until the chicken is fully cooked through and top is crispy.