Slow cooker Cajun shrimp boil has all the fun and taste of the classic Cajun feast…without the fuss. Perfect for a social gatherings or a fun family meal, you can serve this easy seafood boil recipe year-round! Cooking a shrimp boil in the slow cooker allows you to enjoy the spirit of a boil without any monitoring. Instructions to make this tasty Cajun shrimp boil in the Instant Pot are also included.

Table of Contents
ToggleIngredients For Slow Cooker Cajun Shrimp Boil
- Cajun Seasoning
- Shell-On Shrimp
- Andouille Sausage
- Red Potatoes
- Corn
- Onion
- Lemon
- Garlic
- Bay Leaf
- Water

How To Make Cajun Shrimp Boil In The Slow Cooker
- Add all ingredients except the shrimp to the slow cooker. Stir to mix well.
- Cook HIGH 2-3 hours or LOW 4-6.
- Stir in shrimp gently and cook 10 minutes or until shrimp are pink.
- Drain water & serve.
-
- Add all the ingredients to the Instant Pot except the shrimp. Stir to mix well.
- Close and seal the vent. Select high pressure for 4 minutes. When cooking time is complete, quick-release the pressure. Open the lid.
- Add shrimp. Place lid back on the pressure cooker and let is on the WARM setting for 3-5 minutes or until shrimp are pink.
- Drain water and serve.
FAQs & Tips
What Is A Shrimp Boil?
A shrimp boil is a Southern one-pot meal that consists of shrimp, corn, potatoes, and sausage. The corn, potatoes, and sausage cook together or boil I should say in a large pot along with Old Bay seasoning. I gave this boil a Cajun spin by replacing the Old Bay with Cajun seasoning.
What Cajun seasoning should you use?
This recipe calls for your favorite Cajun seasoning. You can use your preferred brand. Store-bought Cajun seasonings are usually pretty easy to find and should be relatively cheap. I can usually find Cajun seasoning at the dollar store. Sprinkle Cajun seasoning on top of the boil before serving.
How do you eat a Cajun shrimp boil
The traditional way to eat a seafood boil boil is to pour the food on a table lined with newspaper and eat with your hands. It’s fun and makes clean-up a heck of a lot easier. I understand some people do not like to eat off of a dirty newspaper. You can also serve this shrimp boil on a platter!
Can you add other seafood?
Absolutely! Turn this into a slow cooker seafood boil and get creative with the seafood.
How do you store leftovers?
Store leftover slow cooker Cajun shrimp boil in the refrigerator for up to 3 days.
What size slow cooker should you use?
You will need a large 6-quart slow cooker or Instant Pot.

Cajun Recipes
PrintSlow Cooker Cajun Shrimp Boil
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5 from 2 reviews
Slow cooker Cajun shrimp boil has all the fun and taste of the classic Cajun feast…without the fuss. Perfect for a social gatherings or a fun family meal, you can serve this easy seafood boil recipe year-round! Cooking a shrimp boil in the slow cooker allows you to enjoy the spirit of a boil without any monitoring. Instructions to make this tasty Cajun shrimp boil in the Instant Pot are also included.
- Author: Shannon Epstein
- Prep Time: 10 mins
- Cook Time: 3 hours
- Total Time: 3 hours 10 mins
- Yield: Serves 4
Ingredients
- 1 pound uncooked, shell-on shrimp
- 12 ounces Andouille sausage cut into 1-inch pieces
- 3/4 pound baby red potatoes, or red potatoes cut in quarters
- 2 tablespoons Cajun seasoning
- 2 ears of corn, shucked and broken in half
- 1 lemon, cut in half
- 1 small onion, cut into quarters
- 2 whole garlic cloves
- 1 bay leaf
- 5 to 7 cups of water
Instructions
- Add all ingredients EXCEPT the shrimp to the slow cooker. Stir to mix well.
- Cook HIGH 2-3 hours or LOW 4-6.
- Stir in shrimp gently and cook 10 minutes or until shrimp are pink.
- Drain water & serve.
- Add Cajun seasonings and water to the pressure cooker. Stir to mix well.
- Add all other ingredients EXCEPT the shrimp.
- Close and seal vent. Select high pressure for 4 minutes. When cooking time is complete, quick-release the pressure. Open the lid.
- Add the shrimp. Place lid back on the pressure cooker and let is on the WARM setting for 3-5 minutes or until shrimp are pink.
- Drain the water and serve.
Nutrition
- Serving Size:
- Calories: 538
- Sugar: 5.8 g
- Sodium: 784.2 mg
- Fat: 24.9 g
- Saturated Fat: 6.7 g
- Carbohydrates: 31.9 g
- Fiber: 4.3 g
- Protein: 49.4 g
- Cholesterol: 293.8 mg
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10 thoughts on “Slow Cooker Cajun Shrimp Boil”
I love your recipes, im going to try this but adding crab claws and lobster tails, do you know how long to cook these for. Thanks
Thank you so much! I would add the crab claws & lobster tails the last few minutes of cooking time. Just as you would the shrimp. I hope you enjoy it!
IS this adaptable for the Instant pot pressure/slow cooker?
Hi!!
Loved this one. I tried this recipe & it turned out to be really tasty . Keep sharing 🙂
Thank You & Regards
Ankita
Thank you so much for your kind words Ankita! This comment made my day:-)
We are always on the look out for new crockpot recipes, especially at this time of year. The summers are so busy — without our slow cooker, we’d have to eat sandwiches or fast food at least 3 night a week! This was perfect for our hot Arizona summer. We ate outside after the sun went down. Perfect!
Only thing missing is a massive picnic bench! This looks excellent!
This recipe was awesome
Thanks so much Jennifer. I hope you enjoy the recipe!
I so enjoy your site and your recipes. Would you please consider adding a print option so we can enjoy your recipes a little more easily. Thank you.