- Prepare pasta according to package directions. Drain & set aside.
- In a large deep skillet, heat oil over medium-high. Add chicken & cook 5-7 minutes. Add broccoli & cook another 5-7 minutes until chicken is cooked throughout & broccoli is warm.
- Remove chicken & broccoli from skillet, leaving behind cooking liquid. Set aside.
- Return skillet to stove, reducing heat to medium. Add flour & stir continuously for 1 minute. Slowly add milk, broth, garlic powder & pepper to skillet. Cook 8-10 minutes or until sauce is thick & bubbly, stirring occasionally. Stir in cheese until melted. Add pasta, chicken & broccoli to skillet. Stir to combine.