Is green gumbo traditionally vegan?

Name: Vegan Green Gumbo (Gumbo Z'Herbes)
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Ingredients: ¼ cup + 1 tablespoon extra-virgin olive oil (divided); ¼ cup all-purpose flour; 1 yellow onion (diced); 3 cloves garlic (minced); 1 cup diced celery (about 2 stalks); 10 oz baby bella mushrooms (sliced); 1 tsp black pepper; 1 tsp dried thyme; 1 tsp smoked paprika; 2 tsp porcini mushroom powder (optional); 1 tbsp Better Than Bouillon vegetable base + 6 cups water; 8 cups assorted dark leafy greens (chopped (or 2 cups each collard greens, mustard greens, Swiss chard, and kale)); 2 tbsp soy sauce; 4 vegan sausages (sliced); hot sauce (for serving); salt (to taste)

Question

Accepted Answer

Though it was originally made without meat, many modern versions of the recipe include sausage, ham, or turkey. This version is made with plant-based sausage, honoring both the traditional meatless roots and the savory depth of modern versions.