HEAT oil in large nonstick frypan on medium-high heat. Add chicken; cover. Cook 4 min. on each side or until cooked through. Transfer to plate; cover and keep warm.

ADD broth and broccoli to frypan. Bring to a boil. Reduce heat to low; cover and simmer 5 min.

STIR IN rice and Cheez Whiz; top with chicken; cover. Remove from heat. Let stand 5 min. or until rice is tender and Cheez Whiz is melted. Stir.