Sauté chopped onions and minced garlic in butter for about 5 minutes until fragrant and translucent.
Add diced tomatoes, tomato paste, chopped celery, bell pepper, thyme, and ground cloves to the pot.
Cook the mixture for 30 minutes, stirring frequently to prevent sticking.
Stir in the cooked crabmeat and mix gently to combine.
Add water and bring the mixture to a rolling boil.
Add rice and cook until rice is tender, approximately 20 minutes.
Add cooked shrimp and Worcestershire sauce, then season with salt, pepper, and cayenne pepper to taste.