11. In a large bowl, combine the soy sauce, sugar, sesame oil, minced garlic, grated ginger, grated pear, black pepper, and 20g of the chopped green onion. Whisk until the sugar is dissolved to create the bulgogi marinade.
22. Add the thinly sliced beef sirloin to the marinade, ensuring each piece is well coated. Cover the bowl and refrigerate for at least 30 minutes, or up to 2 hours, allowing the beef sirloin to absorb the flavors.