Heat oil in a large pot, and add the garlic, scallions, celery, and bell pepper; cook until translucent.
Add the tomatoes, water, thyme, bay leaf, and cayenne; simmer for 15 minutes.
Add the okra and chicken, and continue to simmer until tender, about 7 to 10 minutes.
Add the cauliflower and shrimp, and simmer for 3 minutes or until shrimp is cooked through. If gumbo is too thick, add water as desired. Season with salt and pepper, and serve hot.
1 LEANER | 3 GREEN | 2 CONDIMENTS | 1 HEALTHY FAT