Seafood Boil Bake is the easy oven version of the classic seafood boil — juicy shrimp, crab, sausage, corn, and potatoes tossed in rich garlic-butter Cajun seasoning and baked until perfectly tender. It delivers all the bold coastal flavors with much less mess, making it ideal for family dinners and viral food-blog content (these buttery seafood trays perform very well with US/UK traffic).
⏱️ Prep Time
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Prep: 20 minutes
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Cook: 35–40 minutes
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Total: 1 hour
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Servings: 6
🍳 Equipment Needed
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Large baking tray or roasting pan
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Large mixing bowl
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Aluminum foil or parchment
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Small saucepan (for butter sauce)
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Knife & cutting board
🧾 Ingredients
Main Seafood Mix
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1 lb large shrimp (peeled & deveined)
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1 lb crab legs (or crab clusters)
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12 oz smoked sausage (sliced)
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4 ears corn (cut into pieces)
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1½ lb baby potatoes (halved)
Cajun Garlic Butter Sauce
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½ cup melted butter
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5 garlic cloves (minced)
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2 tbsp Cajun seasoning
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1 tbsp Old Bay seasoning (optional but recommended)
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1 tbsp lemon juice
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1 tsp paprika
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Salt & black pepper
For Serving
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Lemon wedges
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Fresh parsley
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Extra melted butter (optional)
📝 Ingredient Notes
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Shrimp: Large or jumbo work best so they don’t overcook.
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Potatoes: Baby Yukon gold cook faster and stay creamy.
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Crab: Frozen crab legs are perfect — just thaw first.
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Cajun seasoning: Adjust amount for spice tolerance (important for wider audience).
👩🍳 Instructions
Step 1 — Pre-Cook Potatoes & Corn
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Boil potatoes in salted water for 10 minutes.
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Add corn and boil 5 more minutes.
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Drain well.
(This ensures everything finishes at the same time in the oven.)
Step 2 — Make Cajun Butter
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Melt butter in saucepan.
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Add garlic, Cajun seasoning, paprika, lemon juice, salt, and pepper.
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Simmer 1–2 minutes until fragrant.
Step 3 — Assemble the Bake
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Line baking tray with foil.
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Add potatoes, corn, sausage, shrimp, and crab.
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Pour Cajun butter over everything.
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Toss well to coat evenly.
Step 4 — Bake
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Bake at 400°F / 200°C for 30–35 minutes
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Stir once halfway through.
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Finish uncovered until seafood is cooked and edges slightly roasted.
Step 5 — Serve
Sprinkle parsley, squeeze fresh lemon, and serve hot with extra butter.
🥗 Nutrition Facts (Approx per serving)
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Calories: 540
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Protein: 38g
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Carbs: 32g
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Fat: 28g
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Sodium: High (varies by seasoning)