Thai Coconut Curry Chicken Meatballs

Name: Thai Coconut Curry Chicken Meatballs
Ingredients: chicken meatballs; 1.1 pounds ground chicken thighs; 2 tablespoons corn starch; 1 egg yolk; 1 tablespoon chopped cilantro; 1/2 teaspoon each: crushed red pepper flakes, garlic powder; 1/4 teaspoon white pepper; 1 tablespoon scallions, chopped; 1 tablespoon soy sauce; coconut curry sauce; 3 tablespoons coconut oil; 2 tablespoons red curry paste; 2 teaspoons honey; 2 tablespoons soy sauce; 1/2 teaspoon turmeric; 1 lemon grass; 2 garlic cloves, minced; 1 shallot, finely chopped; 1 tablespoon grated ginger; 1 teaspoon sambal sauce; 1 can (14 oz) unsweetened coconut milk; 1/2 cup low sodium chicken broth; 4 scallions, thinly sliced; salt + black pepper; sesame oil, for serving; chili peppers, for serving, optional; black sesame and cashews, for sprinkling