Sweet vinegar trotter

Name: Sweet vinegar trotter
Prep time: 10 min
Cook time: 2 h
Total time: 2 h 10 min
Yield: 3
Cuisine: En
Ingredients: 3 pork trotters ( hair removed and chopped into bite pieces ); 400 g old ginger ( skin on and dented ); 6 hard boiled eggs; 2 big pieces of rock sugar; 2 tablespoon premium sesame oil; 1 bottle premium black sweet rice vinegar; 1 big cup of water