Caribbean-Style Chicken Soup

Ingredients

• 1 whole chicken, cut into quarters
  
• 1 lemon, halved
  
• Kosher salt
  
• Freshly ground black pepper
  
• 3 cloves garlic, grated
  
• 1 (1-inch) piece fresh ginger, grated
  
• 3 to 5 sprigs fresh thyme, leaves plucked from stems
  
• 1 medium yellow onion, chopped
  
• 1 teaspoon soy sauce
  
• 1 teaspoon oyster sauce
  
• 1 (32–fluid ounce) box high-quality chicken stock, plus more as needed
  
• 2 carrots, peeled and chopped
  
• 1 small pumpkin, peeled and cubed
  
• 1 tomato, diced
  
• 1 tablespoon tomato paste
  
• 2 golden potatoes, peeled and quartered (substitute cassava if available)
  
• 2 ears fresh corn, cut into 6 equal pieces
  
• 1 scallion, chopped
  
• ¹/₂ cup cilantro, chopped