Aromatic Ginger Scallion Chicken Noodle Soup

INGREDIENTS

• 2 lb boneless skinless chicken thighs
• 6 garlic cloves, thinly sliced
• 1 piece (3 inches) ginger, peeled and finely chopped
• 1 bundle (6 to 8 oz) scallions, thinly sliced, divided into whites and greens
• 4 tsp kosher salt
• Freshly ground black or white pepper, to taste
• 10 cups water
• 8 oz dried ramen noodles or dried curly noodles
• 1 cup carrot, cut into thin matchsticks
• 1/4 cup black rice vinegar
• 1/4 cup soy sauce
• 2 tbsp toasted sesame oil
• Crispy chili oil, to taste