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Cajun Seafood Boil with Garlic Butter Sauce

Flavor-packed Cajun seafood boil 🦀🦐🦑 with shrimp, crab, sausage, corn, and potatoes, coated in a garlicky, buttery Cajun sauce — perfect for parties or family feasts!
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Prep Time 15 minutes
Cook Time 25 minutes
Total Time 40 minutes
Servings: 4 servings
Course: Dinner, Lunch, Party
Cuisine: Cajun, Seafood
Calories: 420
Ingredients Equipment Method Notes

Ingredients
  

Seafood & Protein
  • 1 lb large shrimp, deveined tails on
  • 1 lb crab legs
  • 1/2 lb smoked sausage sliced
Vegetables
  • 3-4 small red potatoes halved
  • 2 ears corn cut into thirds
  • 1 lemon sliced
  • 1 small onion quartered
Cajun Butter Sauce
  • 1/2 cup unsalted butter
  • 4 cloves garlic minced
  • 2 tbsp Cajun seasoning
  • 1 tsp smoked paprika
  • 1/4 tsp cayenne pepper optional
  • 1 tbsp fresh parsley chopped
  • to taste salt & pepper

Equipment

  • Large pot
  • Saucepan
  • Mixing bowls
  • Tongs
  • Serving platter

Method
 

  1. Wash and prep seafood and vegetables. Slice sausage, potatoes, corn, onion, and lemon.
  2. Boil potatoes and corn in a large pot for 10 minutes until tender. Drain and set aside.
  3. Melt butter in a saucepan over medium heat. Add garlic, Cajun seasoning, smoked paprika, cayenne (optional), salt, and pepper. Cook 2–3 minutes until fragrant.
  4. Add shrimp and crab legs to the butter sauce, tossing gently for 5–6 minutes until shrimp turn pink and crab is heated through.
  5. Toss in cooked potatoes, corn, and sliced sausage. Squeeze lemon juice over the top and sprinkle with parsley.
  6. Serve on a large platter or individual plates. Optional: extra lemon wedges and melted butter for dipping.

Notes

Store leftovers in an airtight container in the fridge for up to 2 days. Reheat gently to avoid overcooking seafood. Add extra spice if desired.