Yeongeun jorim (Sweet Soy Braised Lotus Roots)

Name: Yeongeun jorim (Sweet Soy Braised Lotus Roots)
Prep time: 10 min
Cook time: 30 min
Total time: 40 min
Ingredients: 1 pound lotus roots (yeon-guen, 연근); 1 tablespoon vinegar; 1/2 teaspoon sesame seeds - optional garnish; 4 tablespoons soy sauce; 2 tablespoons rice wine; 2 tablespoons sugar (1.5 T for less sweet); 1 tablespoon cooking oil; 2 tablespoons oligo syrup (oligodang, 올리고당), rice syrup (jocheong, 조청), or corn syrup,; 1/2 tablespoon sesame oil