Thai Chicken Soup

INGREDIENTS

• 1 tablespoon fresh lime juice, plus more to taste
• 1 15-ounce can coconut milk
• 1 onion, thinly sliced
• 1 tablespoon fish sauce, plus more to taste
• 2 tablespoons green curry paste
• 2 small skinless, boneless chicken breasts (about 1 pound), very thinly sliced crosswise
• 2 cloves garlic, minced
• 1 cup roughly chopped fresh cilantro
• 4 ounces thin rice noodles, broken into pieces
• 2 red bell peppers, thinly sliced
• 1 tablespoon vegetable oil
• 6 cups low-sodium chicken broth