01 - In a large skillet or Dutch oven, heat the vegetable oil over medium heat.
02 - Add the onion, bell pepper, and celery. Cook for 5–7 minutes, stirring occasionally, until softened.
03 - Stir in the garlic and cook for 1 minute, until fragrant.
04 - Add the tomato paste and cook for 2 minutes, stirring frequently to deepen the flavor.
05 - Pour in the diced tomatoes with juices, broth, Worcestershire sauce, Creole seasoning, cayenne, paprika, thyme, bay leaf, salt, and pepper. Stir to combine thoroughly.
06 - Bring to a simmer, then reduce heat to low. Cover and cook for 20 minutes, stirring occasionally to develop flavors.
07 - Add the shrimp and simmer uncovered for 5–7 minutes, or until the shrimp are pink and cooked through.
08 - Remove bay leaf. Taste and adjust seasoning if needed.
09 - Serve hot over cooked white rice. Garnish with green onions and parsley. Add hot sauce if desired.