Pork Shoulder Lettuce Wraps with Kimchi

Name: Pork Shoulder Lettuce Wraps with Kimchi
Ingredients: One 12-ounce can cola, such as Coke; 1/4 cup fresh cilantro, coarsely chopped; 1/4 cup soy sauce; 2 tablespoons sesame oil; 2 tablespoons rice vinegar; 1/2 teaspoon coarsely ground black pepper; 8 cloves garlic, chopped; 1 1/2 pounds pork shoulder steak, no more than 3/4-inch thick, not trimmed; Boston lettuce leaves, for serving; Gojuchang Sauce, recipe follows; Quick Kimchi, recipe follows; 1 head napa cabbage, halved and shredded thinly; 1/3 cup rice vinegar; 2 tablespoons fish sauce; 1 tablespoon gochujang sauce; 1 tablespoon honey; 1 teaspoon grated ginger; 3 cloves garlic, knife pureed; 2 serrano chiles, seeded and chopped; 1/2 cup chopped fresh cilantro; 4 green onions, sliced; 2 tablespoons gochujang sauce; 1 tablespoon soy sauce; 1 tablespoon rice vinegar; 2 teaspoons honey; 2 teaspoons toasted sesame seeds; 1 teaspoon sesame oil; 2 cloves garlic, finely chopped; 2 green onions, halved lengthwise and thin sliced crosswise