Cut the sirloin steak into bite-sized pieces.
In a bowl, combine minced garlic, olive oil, soy sauce, Worcestershire sauce, black pepper, and salt.
Add the steak pieces to the marinade and mix well.
Cover and let marinate for at least 30 minutes in the refrigerator.
Heat a skillet over medium-high heat.
Add the marinated steak pieces in a single layer.
Cook for 2-3 minutes on each side until browned and cooked to your preference.
Remove from heat and let rest for a few minutes.
Sprinkle freshly chopped parsley over the steak bites before serving.
Serve with your favorite dipping sauce or enjoy them plain.