Bold Cajun Salmon and Shrimp Skillet

November 5, 2025
Written By Avery Collins

Hi, I'm Avery! Welcome to Devour Dish. I grew up in a lively Midwestern home where the best memories were made in the kitchen. For my family, food wasn't about being fancy; it was about bringing people together with simple, delicious, and heartfelt meals. That's the philosophy I bring here to Devour Dish. After studying nutrition science, I realized that my real passion was helping people feel confident and joyful in their own kitchens. I believe that cooking shouldn't be complicated or stressful. It should be a fun, rewarding part of your day. Here, you'll find recipes that are tested, trusted, and designed for your real, everyday life. From quick weeknight dinners to easy weekend treats, my goal is to give you delicious, reliable dishes that you'll love to make and share. I'm so glad you're here. Let's get cooking!

Hey there, home cooks! Avery here. Ever feel like you’re staring down a weeknight dinner dilemma, wishing for something super flavorful but needing it *fast*? Yeah, me too! That’s exactly why I created this incredible Cajun salmon and shrimp skillet. It’s seriously my go-to when I want a little sizzle and spice without spending hours in the kitchen. The creamy, dreamy Cajun sauce is just out of this world, and it all comes together in one pan – talk about a win! At Devour Dish, we’re all about making real life delicious, and this recipe is proof that simple, straightforward meals can be absolutely spectacular. Trust me, your “Seafood Dinners” board is about to get a major upgrade!

Why You’ll Love This Cajun Salmon and Shrimp Skillet

Seriously, why wouldn’t you love this? It’s got that amazing spicy kick of creamy Cajun sauce that just sings with flavor. Plus, it’s a true weeknight seafood dinner – we’re talking minimal fuss, maximum taste. You get beautiful pan seared salmon and shrimp, all in practically a flash. And if you’re anything like me, a fantastic one pan seafood dinner that pairs perfectly with seafood with mashed potatoes? Yes, please!

Ingredients for Your Cajun Salmon and Shrimp

Alright, let’s get our mise en place ready! For this amazing cajun salmon and shrimp skillet, you’ll want to grab these goodies:

  • About a pound of nice salmon fillet – make sure the skin is off and cut it into bite-sized 1-inch pieces.
  • Another pound of large shrimp, all peeled and deveined.
  • 2 tablespoons of good olive oil.
  • 1 tablespoon of your favorite Cajun seasoning recipe. We’ll split this between the seafood and the sauce!
  • 1 tablespoon of butter – for that lovely richness.
  • 1 small yellow onion, finely chopped.
  • 2 cloves of garlic, minced super fine.
  • Half a cup of chicken broth.
  • Half a cup of heavy cream – this is where the magic creamy sauce happens!
  • 1 teaspoon of Dijon mustard.
  • Just 1 teaspoon of fresh lemon juice to brighten everything up.
  • Salt and black pepper, of course, to taste.
  • And some fresh parsley, chopped, for a pretty garnish.

See? Nothing too crazy! Just good stuff ready to make a fantastic meal.

Mastering the Creamy Cajun Sauce

Okay, now let’s talk about the star of the show: the sauce! This is where all that incredible flavor really comes together. After you’ve got your beautiful salmon and shrimp seared and set aside, we’re going to build this creamy dream right in the same pan. First, we’ll melt a touch of butter and sauté those finely chopped onions until they’re nice and tender – you know, about 3-4 minutes. Then, in goes the minced garlic and the rest of that glorious Cajun seasoning recipe. Give that a quick minute to get fragrant; it’s amazing how much flavor those little spices pack!

Next, we deglaze! Pour in the chicken broth and scrape up all those tasty bits stuck to the bottom of the skillet. That’s pure flavor gold right there, folks. Now, for the creamy magic: stir in the heavy cream and a little Dijon mustard. Let it simmer and thicken up just a bit, which usually takes about 3-5 minutes. You want it to coat the back of a spoon, but not be too thick – we’re making sauce, not paste! A little squeeze of lemon juice at the end just brightens everything up and makes all those flavors POP.

It’s really that simple! A few more spices, a little bit of creamy goodness, and you’ve got a sauce that’s just begging to be poured over something delicious. It reminds me a bit of how we build the layers in my tzatziki sauce or even my BBQ sauce – it’s all about starting with a good base and building up those fantastic flavors.

Tips for the Perfect Creamy Cajun Sauce

Want to make this sauce absolutely sing? A big tip is to trust your taste buds with the Cajun seasoning. Start with the amount in the recipe, but don’t be afraid to add a little more if you like it spicier or want a deeper flavor. And for those who really love a kick? A tiny pinch of cayenne pepper goes a long way! Just be careful not to let the sauce reduce too much; we want it creamy and luscious, not thick and gloopy. Remember, the seafood will add a little liquid back in, so aim for a nice medium consistency.

How to Prepare Your Cajun Salmon and Shrimp Skillet

Alright, let’s get this amazing cajun salmon and shrimp skillet on the go! It might seem like a lot of steps, but trust me, it all comes together super fast. My goal is always to get from prep to plate without any fuss, kind of like how I whip up my beef stir-fry or that killer ground beef fried rice. Let’s get cooking!

Searing the Salmon and Shrimp

First things first, pat your salmon and shrimp *super* dry with paper towels. This is key for getting a good sear! Sprinkle both with about half of your Cajun seasoning, plus a little salt and pepper. Get a big skillet nice and hot over medium-high heat with your olive oil. Carefully add the salmon pieces and let them get a nice golden-brown crust for about 2-3 minutes per side. Don’t crowd the pan! Once they’re seared, pop them out onto a plate. Now, toss in the shrimp and cook ’em for just a minute or two per side until they’re bright pink and opaque. These cook even faster, so keep an eye on them! Set them aside with the salmon. Easy peasy!

Building the Skillet Base

Reduced the heat to medium now. Add that tablespoon of butter to the same skillet the seafood was in. Once it’s melted and looks all shimmery, toss in your finely chopped onion. Let it soften up for about 3-4 minutes until it’s nice and translucent. Now, add the minced garlic and the rest of your Cajun seasoning. Stir it around for just about 60 seconds until you can smell that amazing aroma – don’t let the garlic burn! Then, pour in that chicken broth. Use your spoon to scrape up all those delicious browned bits stuck to the bottom of the pan; that’s where all the flavor lives!

Combining and Finishing the Dish

Now for the creamy part! Pour in the heavy cream and stir in the Dijon mustard. Let this mixture gently simmer and thicken up for a few minutes, just until it coats the back of your spoon nicely. Give it a taste and add salt and pepper if needed. Finally, add your seared salmon and shrimp back into the skillet. Gently toss everything together to get it coated in that luscious sauce. Let it heat through for just another minute or two – remember, the seafood is already cooked, we just want it warm and happy in the sauce!

Serving Your Spicy Seafood Skillet

Alright, the moment of truth! This spicy seafood skillet is just begging to be served. The absolute, classic, can’t-be-beat pairing is over a big scoop of creamy mashed potatoes. Seriously, my garlic parmesan mashed potatoes are *perfect* for soaking up every last drop of this sauce. You could also try it with rice, pasta, or even some crusty bread. A little sprinkle of fresh, chopped parsley on top adds a pop of color and freshness that makes it look as good as it tastes! For something a little different, you could even serve it alongside some crispy hash browns!

Ingredient Notes and Substitutions

Okay, let’s chat about making this recipe work perfectly for *you*, no matter what you’ve got in your pantry! That Cajun seasoning? It’s your spice level control center. If you like things mild, use less; if you want to crank it up, add a bit more, or even a pinch of cayenne pepper like I mentioned earlier.

Now, if you don’t have chicken broth, vegetable broth works just fine. For the heavy cream, you *could* try a full-fat coconut milk for a dairy-free twist, though the flavor profile will change a bit. It’s a great option if you’re looking to make something a little different, kind of how I experiment with different proteins in my pork chop recipes. Just remember, substitutions can sometimes tweak the final taste and texture, but that’s part of the fun of cooking!

Frequently Asked Questions about Cajun Salmon and Shrimp

Got questions about this killer cajun salmon and shrimp? I’ve got answers! Cooking should be fun, not frustrating, so let’s clear up anything you’re wondering about.

Can I make this Cajun salmon and shrimp recipe spicier?

Absolutely! That’s the beauty of cooking at home. If you love a little extra heat in your spicy seafood skillet, just add more Cajun seasoning. For an even bigger kick, a pinch or two of cayenne pepper will do the trick. Remember, you can always add more, so start small and build up the spice to your liking!

What if I don’t have Cajun seasoning?

No worries at all! You can easily make your own cajun seasoning recipe using common pantry spices. Just mix paprika, garlic powder, onion powder, dried oregano, dried thyme, black pepper, and a little cayenne pepper. There are tons of great recipes online for spice blends you can whip up in minutes. The key flavors are that smoky paprika and the garlic/onion punch.

Can I use other seafood in this dish?

Yes, you can! This creamy sauce is amazing with lots of different seafood. Scallops sear up beautifully and would be fantastic. You could also use cod or another firm white fish cut into chunks. Just be mindful of cooking times, as some seafood cooks faster than others. It’s a really versatile one pan seafood dinner!

Will this dish work with other sides besides mashed potatoes?

While I absolutely adore serving this seafood with mashed potatoes because the sauce is just *perfect* for it, feel free to get creative! It’s also delicious over white rice, brown rice, or even served with some crusty bread for dipping. Some folks even like it over a bed of steamed cauliflower rice for a lighter option. The possibilities are pretty much endless!

Nutritional Information

Just a friendly heads-up, the nutritional info I’m giving you is an estimate, like a ballpark figure! Things can change a bit depending on the exact brands you use or if you tweak the recipe a tiny bit. But generally, one serving of this yummy cajun salmon and shrimp skillet comes in around 450 calories, with about 28g of fat, 38g of protein, and 10g of carbs. Plenty of good stuff in there to fuel your busy day!

Share Your Culinary Creations

Okay, so did you make this incredible salmon and shrimp skillet? I’d absolutely LOVE to hear all about it! Did you serve it over mashed potatoes? Was it a weeknight win? Please, let me know in the comments below! And if you snap a pic, tag me on social media – I can’t wait to see your delicious creations!

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Cajun Salmon and Shrimp Skillet

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A quick and flavorful weeknight seafood dinner featuring pan-seared salmon and shrimp in a creamy Cajun sauce, perfect served over mashed potatoes.

  • Author: Avery
  • Prep Time: 15 min
  • Cook Time: 20 min
  • Total Time: 35 min
  • Yield: 4 servings 1x
  • Category: Dinner
  • Method: Pan-Seared
  • Cuisine: American
  • Diet: Vegetarian

Ingredients

Scale
  • 1 lb salmon fillet, skin removed, cut into 1-inch pieces
  • 1 lb large shrimp, peeled and deveined
  • 2 tbsp olive oil
  • 1 tbsp Cajun seasoning, divided
  • 1 tbsp butter
  • 1 small yellow onion, finely chopped
  • 2 cloves garlic, minced
  • 1/2 cup chicken broth
  • 1/2 cup heavy cream
  • 1 tbsp Dijon mustard
  • 1 tsp lemon juice
  • Salt and black pepper to taste
  • Fresh parsley, chopped, for garnish

Instructions

  1. Pat the salmon and shrimp dry with paper towels. Season both with 1/2 tbsp of Cajun seasoning, salt, and pepper.
  2. Heat olive oil in a large skillet over medium-high heat. Add salmon and cook for 2-3 minutes per side, until lightly browned. Remove salmon from skillet and set aside.
  3. Add shrimp to the same skillet and cook for 1-2 minutes per side, until pink and opaque. Remove shrimp from skillet and set aside with the salmon.
  4. Reduce heat to medium. Add butter to the skillet. Once melted, add the chopped onion and cook until softened, about 3-4 minutes.
  5. Add minced garlic and the remaining 1/2 tbsp Cajun seasoning to the skillet. Cook for 1 minute until fragrant.
  6. Pour in the chicken broth and scrape up any browned bits from the bottom of the pan. Bring to a simmer.
  7. Stir in the heavy cream and Dijon mustard. Cook, stirring, until the sauce thickens slightly, about 3-5 minutes.
  8. Stir in the lemon juice. Season the sauce with salt and pepper to taste.
  9. Return the cooked salmon and shrimp to the skillet. Gently toss to coat in the sauce. Cook for 1-2 minutes, just to heat through.
  10. Serve immediately, garnished with fresh parsley. This dish is excellent served over mashed potatoes.

Notes

  • Adjust the amount of Cajun seasoning to control the spice level.
  • For a spicier sauce, add a pinch of cayenne pepper.
  • Ensure you do not overcook the salmon and shrimp, as they will continue to cook slightly in the sauce.

Nutrition

  • Serving Size: 1 serving
  • Calories: 450
  • Sugar: 3
  • Sodium: 600
  • Fat: 28
  • Saturated Fat: 12
  • Unsaturated Fat: 14
  • Trans Fat: 0
  • Carbohydrates: 10
  • Fiber: 1
  • Protein: 38
  • Cholesterol: 200

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