In oblong baking dish, heat oil 2 minutes on HIGH.|
Stir in beef, garlic, and ginger; Heat an addtional 4 minutes, stirring twice.
Add broccoli and heat, covered, 6 minutes, or until broccoli is tender crisp, stirring once.
Stir in cornstarch, blended with broth, sherry, and soy sauce; heat 3-4 minutes until sauce is thickened, stirring once. Top with sesame seeds.