Korean-Style Braised Beef Tacos

Name: Korean-Style Braised Beef Tacos
Prep time: 20 min
Cook time: 2 h
Total time: 2 h 20 min
Cuisine: Asian, Korean
Ingredients: 1 carrot, very thinly sliced; 1/2 cucumber, very thinly sliced; 1/2 red onion, very thinly sliced; 1 cup water; 1 cup white vinegar; 1 clove garlic, smashed; 1 packet red pepper flakes; 1 tablespoon chopped cilantro; 1 tablespoon salt; 2 sugar packets; To serve: 12 red cabbage leaves and 2 scallions; 2 pounds chuck roast (boneless shoulder roast); Salt and pepper, to taste; 2 tablespoons vegetable oil; 1 onion, sliced; 4 cloves garlic, minced; 2 tablespoons minced ginger; 2 cups beef broth; 1/2 cup soy sauce; 2 tablespoons gochujang; 4 honey packets