Cajun Spaghetti


This Cajun spaghetti features a spicy sauce with shrimp served over a plate of pasta. Add as much or as little heat as you can stand!

close up view of Cajun Spaghetti with red peppers, shrimp and fresh herbs in a pan with a wooden spoon
Prep Time:
25 mins
Cook Time:
40 mins
Total Time:
1 hrs 5 mins


  • ½ cup vegetable oil

  • 8 ounces tomato sauce

  • 1 ¼ cups water

  • ¼ teaspoon dried basil

  • 1 teaspoon ground black pepper

  • 1 teaspoon crushed red pepper flakes (Optional)

  • 1 teaspoon salt

  • 1 pound small shrimp, peeled and deveined

  • 2 tablespoons vegetable oil

  • 1 green bell pepper, chopped

  • 1 red bell pepper, chopped

  • ½ onion, chopped

  • 3 cloves garlic, minced

  • 2 teaspoons cornstarch

  • 2 tablespoons cold water

  • 12 ounces spaghetti

  • 8 green onions, minced


  1. Mix 1/2 cup oil, tomato sauce, 1 1/4 cups water, basil, 1/2 teaspoon black pepper, 1/2 teaspoon crushed red pepper flakes, and 1/2 teaspoon salt in a 4- to 6-quart pot over medium heat. Bring to a boil, then reduce heat to medium-low; stir occasionally.

  2. Meanwhile, season shrimp with 1/2 teaspoon salt, 1/2 teaspoon black pepper, and 1/2 teaspoon crushed red pepper flakes; mix thoroughly and set aside.

  3. Warm 2 tablespoons oil in a medium saucepan over medium-high heat. Add green bell pepper, red bell pepper, onion, and garlic. Cook and stir until slightly softened, 3 to 5 minutes.

  4. Add vegetables to tomato sauce and cook over medium heat for 3 minutes. Reduce heat to low and cook, stirring occasionally, for 20 to 25 minutes.

  5. When sauce has 7 to 10 minutes to cook until completion, add seasoned shrimp to sauce; mix well. Bring heat to medium and stir occasionally.

  6. Mix cornstarch and 2 tablespoons cold water in a small bowl; add mixture to sauce when sauce has 2 minutes left until completion and mix well.

  7. Bring a large pot of lightly salted water to a boil. Add pasta and cook until al dente, 8 to 10 minutes; drain and place in a serving bowl.

  8. Pour sauce over pasta and sprinkle with green onions.

Nutrition Facts (per serving)

585 Calories
25g Fat
61g Carbs
29g Protein
Nutrition Facts
Servings Per Recipe 5
Calories 585
% Daily Value *
Total Fat 25g 32%
Saturated Fat 3g 17%
Cholesterol 138mg 46%
Sodium 845mg 37%
Total Carbohydrate 61g 22%
Dietary Fiber 5g 17%
Total Sugars 6g
Protein 29g
Vitamin C 61mg 305%
Calcium 99mg 8%
Iron 6mg 32%
Potassium 667mg 14%

* Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.

** Nutrient information is not available for all ingredients. Amount is based on available nutrient data.

(-) Information is not currently available for this nutrient. If you are following a medically restrictive diet, please consult your doctor or registered dietitian before preparing this recipe for personal consumption.

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