Step 1: Prep Chicken and Vegetables: Rinse the chicken breasts. If bone-in, keep the bones — they’re your flavor source. Peel and cut the carrot into rolling chunks, slice the celery, quarter the onion, smash the garlic, and slice the ginger. Nothing needs to be precise here — everything will simmer soft.
Step 2: Blanch the Chicken: Place the chicken in a large pot and cover with cold water. Bring to a boil over high heat — you’ll see gray foam rise to the surface. This foam is coagulated protein and blood that will make your broth cloudy and fishy-smelling. Remove the chicken, discard the water, and rinse the pot clean. This step is called blanching, and it’s the secret to crystal-clear broth.
Step 3: Add Vegetables and Water: Return the blanched chicken to the clean pot. Add the carrot, celery, onion, garlic, ginger, black peppercorns, and scallion whites. Pour in 8 cups of cold water. Bring to a boil over high heat.
Step 4: Simmer Gently for 40 Minutes: Once boiling, reduce to the lowest heat. Cover with the lid slightly ajar. Simmer for 40 minutes — the surface should barely ripple, not roll. Gentle simmering is the secret to clear broth: high heat emulsifies fat and protein, making it cloudy. Low heat lets impurities sink and keeps the broth golden and transparent.
Step 5: Serve and Garnish: After 40 minutes, pierce the thickest part of the chicken with chopsticks — it should go through easily with clear juices. Remove the chicken, let it cool slightly, then shred into bite-sized pieces. Strain the broth through a fine mesh sieve into another pot (this removes vegetable debris and keeps the soup pristine). Return the shredded chicken to the broth. Taste, and add salt if needed (¼ teaspoon for low-sodium diets). Ladle into bowls and garnish with scallion greens and fresh dill.