Soy Garlic Chicken Thighs

Name: Soy Garlic Chicken Thighs
Prep time: 10 min
Cook time: 30 min
Total time: 40 min
Cuisine: Asian
Ingredients: 1/4 cup yellow onion, shredded; 4-6 cloves garlic; 1/2 cup light soy sauce; 1/4 cup mirin; 2tbsp brown sugar; 1/2 tsp garlic powder; 1 tsp cornstarch; 1 inch ginger, minced; Sesame seeds; 1/2 lb Chicken thighs; Green onion, garnish