Ingredients Condiments Mirin-Soy Sauce Be the first to rate & review! Sometimes called eel sauce or unagi sauce, this mirin-soy sauce is sweet, salty, and easy to make at home. Reducing just three ingredients together over low heat until they reach a syrupy consistency creates this drizzle-ready sauce that keeps for weeks. By Mary-Frances Heck and Paige Grandjean Updated on March 1, 2020 Print Rate It Share Share Tweet Pin Email Active Time: 20 mins Total Time: 35 mins Yield: Makes 3/4 cup Ingredients 1/2 cup soy sauce 1/2 cup mirin 1/4 cup granulated sugar Directions Bring soy sauce, mirin, and sugar to a simmer in a small saucepan over medium- low. Cook, stirring occasionally to dissolve sugar, until sauce coats the back of a spoon and is reduced to about 3/4 cup, 6 to 8 minutes. Remove from heat. Let cool to room temperature, about 15 minutes. Make Ahead Sauce can be kept covered in the refrigerator up to 2 weeks. Rate it Print