First Step: Prepare Ingredients Dice onions, celery stalks, and bell pepper into small, even pieces to allow them to soften evenly during cooking. Mince garlic if using. Shred or chop the leftover turkey meat into bite-sized pieces. Slice smoked sausage into ¼ inch thick rounds. If making homemade stock, prepare turkey stock by simmering turkey bones with celery ribs, carrots, onion halves, bay leaves, peppercorns, and cloves for 1-2 hours; strain and cool before use.

Second Step: Create the Roux In a heavy stockpot or Dutch oven, melt the butter over medium-high heat. Gradually whisk in the all-purpose flour to form a roux. Stir constantly to prevent burning. Cook the roux until it reaches a light to medium brown shade, or for a richer flavor, continue stirring until a dark brown, praline color develops, which takes approximately 20 to 35 minutes. Patience is crucial for a flavorful base.

Third Step: Sauté Vegetables and Add Spices Add diced onions, celery, and bell pepper to the roux. Sauté until softened, about 7 to 10 minutes, stirring occasionally. If using okra, add it now and cook for an additional 5 minutes to reduce sliminess. Stir in ground thyme, sage, salt, and cayenne pepper; cook for another 2 minutes to toast the spices and unlock their aroma.

Fourth Step: Add Stock and Simmer Slowly pour in the prepared turkey or chicken stock, whisking continuously to incorporate the roux without forming lumps. Bring the mixture to a boil, then reduce the heat and simmer gently on low for 1 to 1.5 hours. Stir occasionally to prevent sticking and ensure even cooking.

Fifth Step: Brown Sausage and Combine Protein Meanwhile, in a separate skillet, brown the sliced smoked sausage to render some fat and deepen its flavor. Add the browned sausage and shredded turkey into the simmering gumbo. Continue cooking for an additional 15 minutes to allow flavors to meld.

Final Step: Adjust Seasoning and Serve Taste and adjust seasoning with additional salt, cayenne pepper, or herbs as desired. Remove from heat and stir in optional chopped green onions and parsley for freshness. Serve the turkey gumbo hot over steamed white rice, accompanied by crusty French bread if preferred. For a traditional touch, consider adding whole boiled eggs directly to serving bowls.