Whisk together soy sauce, chicken stock, honey, vinegar, brown sugar, garlic, sesame oil, cornstarch, ginger, and 1/4 cup of water in a medium bowl and set aside.

Heat olive oil in a large skillet over medium high heat, then add steak and cook, stir-fry until browned, about 3-4 minutes.

Stir in broccoli and soy sauce mixture until tender and slightly thickened, about 3-4 minutes.

Take it of the heat and garnish with the toasted sesame seeds and serve immediately with steamed rice, enjoy.