Slice baby bok coy in a half lengthwise. Boil water in a pot/pan over medium heat. Once the water is boiling, blach the baby bok coy until the leave turns vibrant green. Strain immediately.
In the same pan over medium heat, heat sesame oil, then cook garlic, oyster sauce, and soy sauce. Simmer until the sauce is thickens.
Place boiled baby bok coy in a plate, then pour the sauce over it. Sprinkle with ground pepper and crushed red pepper. Enjoy!