01 - Heat vegetable oil in a large skillet or Dutch oven over medium-high heat.
02 - Add ground beef and cook, breaking up with a spoon, until browned and cooked through, 5–7 minutes. Drain excess fat if needed.
03 - Add onion, green and red bell peppers, and celery. Sauté for 6–8 minutes until vegetables are softened.
04 - Stir in garlic and cook for 1 minute until fragrant.
05 - Sprinkle in Cajun seasoning, thyme, smoked paprika, black pepper, salt, and cayenne. Stir well to coat meat and vegetables.
06 - Add rinsed rice and stir to combine, letting rice toast lightly for 1–2 minutes.
07 - Pour in chicken broth and bring to a boil.
08 - Reduce heat to low, cover, and simmer for 20 minutes or until rice is tender and liquid is absorbed.
09 - Remove from heat and let rest, covered, for 5 minutes.
10 - Fluff rice with a fork, garnish with green onions and parsley, and serve hot.