Mix together grated quarter of a pear, 2 garlic cloves, 3 Tablespoons soy sauce, 1 teaspoon red pepper flakes, 1 Tablespoon ginger, 1 Tablespoon brown sugar, 1 Tablespoon sesame oil, and 1 teaspoon oyster sauce in medium mixing bowl. Add 1 lb sliced beef, and let sit out for at least 15 minutes.
While beef is marinating, cook 4-6 oz noodles (&/or) 1 cup rice according to package directions.
Make Korean BBQ sauces by mixing together ½ cup BBQ sauce, 1 Tablespoon oyster sauce, 2 teaspoon rice vinegar, 1 teaspoon ginger powder, and 1 teaspoon sesame oil. Set aside. Mix together 1 teaspoon + sriracha and ½ cup mayonnaise, set aside.
After about 15 minutes, heat up grill or medium skillet. Cook beef until desired doneness. Cook at least 3 minutes on each side. Pour remaining marinade over beef as it's cooking.
Rinse noodles well after cooking. Add grains to bowl then layer in cabbage, beef, sauces last. Enjoy.