Ingredients

• 2/3 cup mirin (Japanese sweet rice wine)
• 1 cup soy sauce
• 4 1/2 teaspoons rice vinegar
• 1 teaspoon sesame oil
• 1/3 cup white sugar
• 7 cloves garlic, minced
• 1 tablespoon minced fresh ginger
• 1 dash red pepper flakes
• black pepper to taste

Instructions

1. Bring mirin to a boil in a saucepan over high heat. Reduce heat to medium-low, and simmer for 10 minutes. Pour in soy sauce, rice vinegar, sesame oil, and sugar. Season with garlic, ginger, pepper flakes, and black pepper; simmer an additional 5 minutes. Store in a tightly sealed container in the refrigerator.