Toss chicken with flour in large bowl. Add remaining ingredients; toss to coat.

Transfer to slow cooker; cover with lid.

Cook on LOW 6 to 8 hours (or on HIGH 3 to 4 hours). Remove chicken from slow cooker and cut into desired pieces. Add pieces back into the crock pot and cook with the lid off for another 20 minutes.

Serve with chopped green onions and sesame seeds.