Place the flour in a sealable bag, and put chicken in bag a few pieces at a time.
Shake to completely cover chicken.
Transfer chicken to slow cooker and repeat until all chicken is coated and in slow cooker.
In a separate bowl Combine orange juice concentrate, orange juice, orange marmalade, BBQ sauce, soy sauce, minced garlic, ginger root, nutmeg, marjoram and cinnamon.
Stir well and then pour over chicken.
Stir chicken to make sure each piece is completely coated.
Cover and cook on low for 7 – 9 hours.
Serve over cooked rice and sprinkle sesame seeds on top of chicken.