Add the mirin, water, Lee Kum Kee Panda Brand Cooking Soy Sauce, Lee Kum Kee Panda Brand Mushroom Flavored Dark Soy Sauce, Lee Kum Kee Panda Brand Sweet Soy Sauce, cayenne pepper, garlic, and star anise into a sauce pot. Heat it over medium to medium high heat and bring the mixture to a simmer. Once it begins to simmer, remove the pot from the heat and allow it to cool to room temperature.