Chicken Teriyaki Meatballs - Instant Pot Philippines

Ingredients

• 700 g ground chicken thighs
• 1/2 cup panko bread crumbs
• 1/4 cup leeks (finely chopped)
• 1 large egg (lightly beaten)
• 2 tsp ginger (finely grated)
• 4 cloves garlic (finely minced)
• 1 tsp sesame oil
• 1/2 tsp salt
• 1/2 tsp ground pepper
• 1/4 cup sake
• 1/4 cup mirin
• 1/4 cup brown sugar
• 1/2 cup soy sauce
• 1/2 cup chicken broth
• 1/8 cup water
• 1/8 cup cornstarch