Grilled Hawaiian Chicken with Pineapple Barbecue Sauce

Ingredients

• 1/4 cup ketchup
• 2 Tablespoons freshly grated ginger
• 1 Tablespoon freshly grated ginger
• 1/4 cup soy sauce
• 6 pounds chicken thighs
• 3 green onions
• 8 cups water
• 1 cup dark brown sugar
• 1/4 cup dark brown sugar
• 2 1/4 cup pineapple juice
• 2 teaspoons Sriracha chili sauce
• 2 cups soy sauce
• 1 teaspoon sesame seed oil
• 6 large garlic cloves
• 3 large garlic cloves
• 1/4 cup rice vinegar
• 1 13.5 oz can coconut milk