Dark-Roux Shrimp & Crab Gumbo with Steamed Rice

Directions

1. Peel the shrimp and make a shell stock

   Peel and devein the shrimp, reserving every shell. Refrigerate the shrimp. Combine the shells, 7 cups cold water, 1 bay leaf and the peppercorns in a saucepan. Bring just to a boil, reduce to a gentle simmer and cook uncovered for 25 minutes. Strain through a fine-mesh sieve without pressing the shells; measure 6 cups stock, adding water only if needed. Keep hot over low heat.

2. Steam the rice separately

   Combine the rinsed rice, 3 cups water and 3/4 teaspoon salt in a medium saucepan. Bring to a boil, stir once, cover and reduce to the lowest heat. Cook 16 minutes, remove from the heat and rest covered for 10 minutes. Fluff, cover again and hold off heat so the grains stay distinct for the photographed rice mounds.

3. Cook the roux to mahogany

   Heat the oil in a heavy 6-quart Dutch oven over medium. Add the flour and whisk until smooth. Cook 28 to 35 minutes, switching to a flat-ended wooden spoon once the mixture loosens, and stir constantly into every corner until the roux is the color of milk chocolate. Lower the heat if it smokes or dark specks appear. If it smells scorched, discard it and begin again; burned roux cannot be repaired.

4. Stop the roux with the Cajun trinity

   Immediately add the onion, bell pepper and celery; the vegetables will hiss and cool the roux. Cook over medium-low heat for 8 to 10 minutes, stirring frequently, until softened. Add the garlic, tomato paste, paprika, thyme, cayenne, black pepper, scallion whites and remaining bay leaf. Cook 2 minutes until fragrant and the tomato paste darkens.

5. Sear away the okra's excess moisture

   While the trinity softens, heat a dry 12-inch skillet over medium-high. Add the well-dried okra and cook 6 to 8 minutes, stirring occasionally, until the surfaces lose their frosty wetness and several edges brown. Scrape the okra into the Dutch oven. This separate step keeps the gumbo cohesive rather than stringy.

6. Whisk in stock and simmer slowly

   Add the hot shrimp stock to the roux mixture 1 cup at a time, whisking smooth after each addition. Stir in the Worcestershire and 1 1/4 teaspoons salt. Bring to a boil, then reduce to a steady uncovered simmer for 40 to 45 minutes. Stir along the bottom every 8 to 10 minutes and skim only obvious pools of oil; the finished broth should coat a spoon lightly but remain ladleable.

7. Poach the shrimp and fold in the crab safely

   Season the chilled shrimp with the remaining 1/4 teaspoon salt. Add them to the gently simmering gumbo and cook 3 to 5 minutes, stirring once, until their flesh is firm, pearly and opaque; the thickest shrimp should reach 145°F when checked with a thin-probe thermometer. Fold in the crab and heat 1 to 2 minutes, just until steaming, so the lumps stay intact.

8. Brighten and plate like the photograph

   Remove both bay leaves. Stir in the lemon juice, half the scallion greens and half the parsley. Taste and adjust salt, cayenne or hot sauce. Pack about 3/4 cup rice into a small bowl and invert it into each wide shallow bowl. Ladle the dark gumbo around—not over—the rice, position visible shrimp and crab near the front, and finish with the remaining parsley and scallions plus a few drops of hot sauce on the rice if desired.

Why this works

Swaps & notes

Easy swaps

• Replace the lump crab with 12 ounces of firm white fish cut into 1-inch pieces. Add it 2 minutes before the shrimp and cook until both reach 145°F and the fish flakes easily.
• For shrimp-only gumbo, increase the shell-on shrimp to 2 pounds and omit the crab; use the extra shells in the stock and divide the peeled shrimp evenly among eight bowls.
• Fresh okra can replace frozen: slice 12 ounces into 1/2-inch rounds and dry-sear for 8 to 10 minutes until lightly browned.
• Use a good-quality low-sodium seafood stock when shell-on shrimp are unavailable. Start with 6 cups and skip the stock-making step, but do not substitute strongly salted bouillon.
• Brown rice can replace white rice, but cook it according to its package timing and start it before the roux so it is ready when the seafood goes into the pot.

Cook notes

• A heavy, light-colored Dutch oven makes the roux's color easier to judge than a black interior. Stir continuously and keep the trinity measured before the flour touches the oil.
• Milk-chocolate brown is dark enough for roasted flavor while retaining practical thickening power. Taking the roux nearly black is riskier and makes a thinner broth.
• Refrigerated pasteurized lump crab is already cooked. Pick it over gently with your fingertips for shell fragments and fold it in at the end rather than simmering it apart.
• Do not boil filé powder in the pot because it can turn ropey. If you enjoy sassafras filé, offer it at the table for diners to stir into individual bowls.
• Calories and cost are estimates per serving, including rice. Crab price, shrimp size and the amount of cooking oil retained in the broth cause the largest variation.

Storage

Cool the gumbo and rice in separate shallow containers and refrigerate within 2 hours. Keep the gumbo up to 3 days and the rice up to 4 days. Reheat gumbo gently over medium-low heat, stirring often, until it reaches 165°F; microwave rice with 1 tablespoon water per cup until 165°F. For best freezer texture, freeze the finished roux-and-okra base before adding seafood for up to 3 months, thaw overnight, bring to a simmer and add fresh shrimp and crab. Fully cooked gumbo can be frozen up to 2 months, but the shrimp will be firmer after reheating.

Questions