Prepare the squid, shrimp, mussels, and vegetables.
Heat cooking oil in a pan and sauté minced garlic.
Add the cleaned seafood and vegetables (such as onion and bok choy) and stir-fry.
Add fine red pepper powder and stir-fry to infuse a smoky flavor.
Pour in water or broth and bring to a boil.
Season with soy sauce, salt, and pepper.
Add noodles (or extra vegetables if skipping noodles) and boil once more.