Warm, comforting, and packed with bold flavors, Cajun Potato Soup is the ultimate cozy meal that hits all the right notes. This hearty soup combines tender russet potatoes with the fiery kick of Cajun seasoning, balanced by the creamy richness of heavy cream and the savory crunch of turkey bacon. It’s perfect for chilly evenings or anytime you need a bowl of comfort with a bit of a spicy twist. Plus, it’s simple enough for weeknights but impressive enough to serve guests. Let’s dive into what makes this soup a favorite and how you can make it your own.
Why It’s My Go-To

There’s something about the combination of creamy potatoes and bold Cajun spices that makes this soup irresistible. I love how it’s a one-pot wonder that delivers layers of flavor without complicated techniques. The diced bell pepper, onion, and celery create a classic mirepoix base with a southern twist, while the turkey bacon adds just the right amount of smoky crunch. It’s incredibly versatile—perfect as a main dish or paired with a light salad. Whenever I want something filling but not too heavy, this Cajun Potato Soup is my go-to for a satisfying meal.
Shopping List
- 4 large russet potatoes, peeled and diced
- 1 medium onion, chopped
- 2 cloves garlic, minced
- 1 bell pepper, chopped (any color you prefer)
- 1 cup celery, chopped
- 4 cups chicken broth (choose a good-quality brand for best flavor)
- 1 cup heavy cream
- 1 tablespoon Cajun seasoning
- 1 teaspoon salt
- 1/2 teaspoon black pepper
- 1 cup turkey bacon, cooked and crumbled
- 2 tablespoons olive oil
- Chopped green onions for garnish
Toolbox for This Recipe
- Large soup pot or Dutch oven – for sautéing and simmering
- Chef’s knife – to chop vegetables and potatoes
- Cutting board – essential for prep
- Wooden spoon or spatula – for stirring
- Measuring spoons and cups – to keep seasoning balanced
- Ladle – for serving the soup
- Optional: Immersion blender – if you prefer a smoother texture
Cajun Potato Soup Cooking Guide

Step 1: Prep Your Ingredients
Start by peeling and dicing the russet potatoes into bite-sized pieces. Chop the onion, bell pepper, and celery, and mince the garlic cloves. Cook your turkey bacon until crispy, then crumble it into small pieces to add at the end.
Step 2: Sauté the Vegetables
Heat the olive oil in your soup pot over medium heat. Add the chopped onion, bell pepper, and celery. Sauté for about 5-7 minutes until the vegetables soften and the onion turns translucent. Stir in the minced garlic and cook for another minute until fragrant.
Step 3: Add Potatoes and Seasoning
Add the diced potatoes to the pot along with the Cajun seasoning, salt, and black pepper. Stir everything to coat the potatoes and veggies in the spices.
Step 4: Pour in the Chicken Broth
Pour the chicken broth over the vegetables and potatoes. Bring the mixture to a boil, then reduce heat to low and let it simmer, covered, for about 20-25 minutes, or until the potatoes are tender.
Step 5: Add Cream and Simmer
Once the potatoes are tender, stir in the heavy cream. Let the soup simmer for another 5 minutes to thicken slightly and allow the flavors to meld together.
Step 6: Final Touches
Add the crumbled turkey bacon to the soup, stirring gently. Taste and adjust the seasoning with more salt or Cajun seasoning if needed. Garnish with chopped green onions for a fresh, vibrant finish.
Low-Carb/Keto Alternatives

- Swap russet potatoes for cauliflower florets to reduce carbs while maintaining a creamy texture.
- Use full-fat coconut milk instead of heavy cream for a dairy-free, keto-friendly option.
- Replace chicken broth with bone broth for added nutrients and flavor depth.
- Maintain turkey bacon or try smoked sausage slices as a protein-packed topping.
Mistakes That Ruin Cajun Potato Soup
- Skipping the sauté step: Not cooking the vegetables first can result in a flat, one-dimensional flavor.
- Using too much liquid: Adding excess broth can make the soup watery and dilute the spice blend.
- Overcooking the potatoes: Mushy potatoes lose their texture and make the soup overly thick.
- Ignoring seasoning adjustments: Always taste before serving and tweak salt and Cajun seasoning to your preference.
How to Store & Reheat
To store your Cajun Potato Soup, transfer it to an airtight container and refrigerate for up to 4 days. When reheating, warm it gently on the stove over low heat, stirring occasionally to prevent scorching. If the soup thickens too much in the fridge, add a splash of chicken broth or water to loosen it back up. For longer storage, this soup freezes well—just thaw overnight in the fridge and reheat as usual.
Questions People Ask
Can I make Cajun Potato Soup vegetarian?
Absolutely! Replace the chicken broth with vegetable broth and swap turkey bacon for smoked tempeh or a plant-based bacon alternative. The Cajun seasoning will still provide that signature spicy kick.
Is it possible to make this soup creamy without heavy cream?
Yes! You can use coconut milk or cashew cream as a dairy-free substitute. These options will keep the soup rich and creamy while adding subtle flavor variations.
Can I use red potatoes instead of russet?
Red potatoes work, but they hold their shape more and are less starchy than russets. This means the soup might be chunkier and less creamy, but still delicious.
What’s the best way to make the soup spicier?
Increase the amount of Cajun seasoning or add a pinch of cayenne pepper. Fresh chopped jalapeños or a dash of hot sauce stirred in before serving are also great ways to amp up the heat.
Quick Weeknight Wins
- Pair your Cajun Potato Soup with a side of Garlic Parmesan Roasted Potatoes for double the potato goodness.
- Serve alongside a fresh green salad with a zesty lemon vinaigrette for a balanced meal.
- Try a bowl with some crusty bread or warm cornbread to soak up every last drop.
- Explore other Cajun flavors with a recipe like Cajun Gumbo for your next cooking adventure.
The Last Word
When it comes to comfort food with a bit of a spicy punch, this Cajun Potato Soup checks all the boxes. It’s easy to make, packed with flavor, and endlessly adaptable. Whether you’re cooking for family, meal prepping for the week, or looking to impress friends, this soup delivers warmth and satisfaction in every spoonful. Give it a try, and I’m confident it’ll become a staple in your recipe rotation too.
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Cajun Potato Soup
Ingredients
- 4 large russet potatoes peeled and diced
- 1 medium onion chopped
- 2 cloves garlic minced
- 1 bell pepper chopped (any color you prefer)
- 1 cup celery chopped
- 4 cups chicken broth choose a good-quality brand for best flavor
- 1 cup heavy cream
- 1 tablespoon Cajun seasoning
- 1 teaspoon salt
- 0.5 teaspoon black pepper
- 1 cup turkey bacon cooked and crumbled
- 2 tablespoons olive oil
- green onions chopped, for garnish
Instructions
- Start by peeling and dicing the russet potatoes into bite-sized pieces. Chop the onion, bell pepper, and celery, and mince the garlic cloves. Cook your turkey bacon until crispy, then crumble it into small pieces to add at the end.
- Heat the olive oil in your soup pot over medium heat. Add the chopped onion, bell pepper, and celery. Sauté for about 5-7 minutes until the vegetables soften and the onion turns translucent. Stir in the minced garlic and cook for another minute until fragrant.
- Add the diced potatoes to the pot along with the Cajun seasoning, salt, and black pepper. Stir everything to coat the potatoes and veggies in the spices.
- Pour the chicken broth over the vegetables and potatoes. Bring the mixture to a boil, then reduce heat to low and let it simmer, covered, for about 20-25 minutes, or until the potatoes are tender.
- Once the potatoes are tender, stir in the heavy cream. Let the soup simmer for another 5 minutes to thicken slightly and allow the flavors to meld together.
- Add the crumbled turkey bacon to the soup, stirring gently. Taste and adjust the seasoning with more salt or Cajun seasoning if needed. Garnish with chopped green onions for a fresh, vibrant finish.
Equipment
- Large soup pot or Dutch oven
- Chef’s knife
- Cutting Board
- Wooden spoon or spatula
- Measuring spoons and cups
- Ladle
- Immersion blender (optional)
Notes
- Use an immersion blender for a smoother soup texture if desired.
- Swap russet potatoes for cauliflower florets for a low-carb version.
- Store leftovers in an airtight container in the fridge for up to 4 days.
- Reheat gently and add extra broth if soup thickens too much.
- Adjust the Cajun seasoning to control the spice level to your taste.
