Mix Gravy Mix, water and pepper in medium bowl. Set aside.
Heat oil in large skillet on medium-high heat. Add beef; cook and stir 3 to 4 minutes.
Stir in broccoli and gravy mixture. Bring to boil. Reduce heat to low; cover and simmer 5 to 8 minutes or until broccoli is tender-crisp. Serve over cooked rice, if desired.