01 - Heat the vegetable oil in a large Dutch oven or heavy pot over medium-high heat. Add the halal sausage slices and cook until browned, about 3-4 minutes. Transfer to a plate and set aside.
02 - In the same pot, add the chicken pieces and brown on all sides, about 5-6 minutes. Remove and set aside with the sausage.
03 - Add the onion, green and red bell peppers, and celery to the pot. Sauté until softened, about 5 minutes.
04 - Stir in the garlic, paprika, thyme, oregano, cayenne, salt, and black pepper. Cook for 1 minute until fragrant.
05 - Add the tomato paste and cook, stirring, for another minute.
06 - Pour in the diced tomatoes, chicken broth, sugar, and bay leaves. Stir to combine.
07 - Return the chicken and sausage to the pot. Bring to a simmer, then reduce heat to low. Cover and cook for 30-35 minutes, stirring occasionally.
08 - Uncover and simmer for an additional 5-10 minutes to thicken if desired.
09 - Remove bay leaves. Taste and adjust seasoning if needed. Serve hot over cooked white rice, garnished with spring onions and parsley. Add hot sauce if desired.