Gumbo is one of those deeply satisfying, soul-warming dishes that can feel off-limits when you're avoiding gluten — traditional recipes rely on all-purpose flour for the roux, which is the very foundation of the whole pot. Here, white rice flour steps in and does the job beautifully, building that signature dark, nutty roux that gives gumbo its rich, complex base. The process takes patience (plan on 25 to 35 minutes of steady stirring), but watching the roux deepen to the color of dark chocolate is genuinely one of the most rewarding moments in cooking. Tender turkey thighs, the classic trinity of onion, bell pepper, and celery, okra, and a hit of Cajun seasoning all come together in a broth that's bold, smoky, and layered. File powder stirred in at the end adds that authentic finishing touch and helps thicken everything to a silky, spoonable consistency. Served over fluffy long-grain white rice with sliced green onions and a splash of hot sauce, this is a full, hearty meal that serves six and tastes like it came straight from a Louisiana kitchen. Just make sure your Cajun seasoning and chicken broth are certified gluten free, since those are the two spots where hidden gluten most commonly sneaks in.
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½ cup neutral oil (such as canola or vegetable oil)
½ cup white rice flour
For the gumbo
1 ½ cups yellow onion, finely diced (about 1 large onion)
1 cup green bell pepper, finely diced (about 1 medium pepper)
1 cup celery, finely diced (about 3 stalks)
4 cloves garlic, minced
1 ½ lb boneless, skinless turkey thighs, cut into 1-inch pieces
1 can (14.5 oz) diced tomatoes, with juices
6 cups chicken broth
2 cups frozen or fresh okra, sliced into ½-inch rounds
2 tsp cajun seasoning (gluten free)
1 tsp dried thyme
2 bay leaves
1 tsp salt, plus more to taste
½ tsp black pepper
1 tsp file powder
For serving
3 cups cooked long-grain white rice, for serving
3 green onions (scallions), thinly sliced (optional)
hot sauce, for serving (optional)
Instructions
1
Heat the oil in a large Dutch oven or heavy-bottomed 6-quart pot over medium heat until shimmering. Add the rice flour all at once and whisk or stir constantly with a wooden spoon, keeping the heat at medium, until the roux deepens to a dark reddish-brown color — the shade of dark chocolate — about 25–35 minutes. Watch closely and reduce the heat slightly if the roux begins to smell scorched rather than nutty.
2
Add the onion, bell pepper, and celery to the roux all at once and stir to coat. Cook, stirring frequently, until the vegetables are softened and the onion is translucent, about 8–10 minutes.
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