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Cajun Potato Soup Recipe

Cajun Potato Soup delivers spicy andouille sausage and tender potatoes in creamy comfort. Holy Trinity veggies and bold seasoning create Louisiana flavor explosion. Perfect chilly night bowl for Pinterest soup boards and cozy dinner rotation.

Ingredients

Scale
  • Sausage & Trinity:
  • 1 lb andouille sausage (sliced ¼” thick)
  • 2 tbsp olive oil
  • 1 large yellow onion (diced)
  • 1 red bell pepper (diced)
  • 2 celery ribs (diced)
  • 4 garlic cloves (minced)
  • Soup Base:
  • 4 large russet potatoes (peeled, 1″ cubes)
  • 4 cups chicken broth
  • 2 tsp Cajun seasoning
  • 1 tsp smoked paprika
  • ½ tsp cayenne pepper
  • 1 tsp kosher salt
  • ½ tsp black pepper
  • Creamy Finish:
  • ½ cup heavy cream
  • 1½ cups sharp cheddar cheese (shredded)
  • 2 tbsp cornstarch + 2 tbsp water (slurry)
  • Green onions (sliced)

Instructions

  • 1. Heat oil in Dutch oven over medium-high. Brown sausage slices 4-5 mins. Remove to plate.
  • 2. Lower heat medium. Add onion, bell pepper, celery (trinity). Sauté 6-8 mins until softened.
  • 3. Add garlic, Cajun seasoning, paprika, cayenne, salt, pepper. Cook 1 min fragrant.
  • 4. Add potatoes, chicken broth. Bring to boil. Reduce simmer 18-22 mins until fork-tender.
  • 5. Whisk cornstarch slurry. Stir rapidly until thickened.
  • 6. Reduce heat low. Stir in heavy cream, cheddar until melted smooth.
  • 7. Return sausage. Simmer 3 mins. Taste adjust seasoning.
  • 8. Garnish green onions. Serve hot with crusty bread.

Notes

  • Andouille sausage = authentic smoky spice. Kielbasa works too.
  • Holy Trinity (onion, celery, bell pepper) = Cajun foundation.
  • Don’t skip potato cooking time – tender = creamy texture.
  • Cornstarch slurry creates perfect restaurant consistency.
  • Heavy cream + sharp cheddar = ultimate richness.
  • Make ahead: flavors intensify overnight.
  • Freezes 3 months. Thaw overnight before reheating.
  • Spice lovers: extra cayenne + hot sauce swirl.
  • Low carb: cauliflower or radish substitution.
  • Serves 6-8 generously. Winter comfort champion.

Nutrition

Keywords: cajun potato soup, andouille sausage potato soup, creamy spicy potato soup, louisiana potato soup, southern comfort soup