01 -
Finely chop the garlic and rosemary.
02 -
In a mixing bowl, combine balsamic vinegar, soy sauce, dark brown sugar, and olive oil. Add minced garlic, chopped rosemary, kosher salt, ground black pepper, and red pepper flakes. Mix thoroughly.
03 -
Place the steak in a zip-lock bag and pour in the marinade. Seal the bag and refrigerate for a minimum of 6 hours.
04 -
Heat a skillet over medium-high heat. Remove the steak from the marinade, pat dry, and cook to your preferred doneness.
05 -
Revel in the delightful aroma and enjoy the flavorful steak.