KOS grined black pepper / 1 tbsp of tomato sauce / 2 tbsp of sugar / 2 tbsp of raw oil / 40ml of white wine / 2 tbsp of finely crushed garlic / half a teaspoon of salt / 1 tbsp of oyster sauce
(This is for marinate 1 kg of sirloin )
Deforst, clean and wipe dry the sirloin. Soften the sirloin with a meat tenderizer . Mix the marinade with the sirloin. Put the sirloin in a double-layered food bag and mix well, extract the air out of the bag to a vacuum state (so that the sirloin absorbs the marinade evenly after pressurization), knotted the bag and placed in the refrigerator for 3 hours before grilling.