Cajun Seafood Lasagna
Cajun Seafood Lasagna is a medium American (Cajun) recipe that serves 8. 450 calories per serving. Recipe by Ralphthebaker on YouTube.
Prep: 35 min | Cook: 40 min | Total: 1 hr 30 min
Cost: $120.01 total, $15.00 per serving
Ingredients
- 1 stick Unsalted Butter (divided, 1/2 cup)
- 1 pound Andouille Sausage (sliced)
- 2 cans Crushed Tomatoes (28‑oz cans)
- 18 ounces Tomato Paste (one 18‑oz can)
- 2 tablespoons Cajun Seasoning (store‑bought or homemade)
- 1 teaspoon Garlic Powder
- 1 teaspoon Italian Seasoning
- 1 teaspoon Salt
- 0.5 teaspoon Black Pepper (freshly ground)
- 1 tablespoon Sugar
- 2 pounds Shrimp (peeled and deveined)
- 1 pound Crawfish (cooked, tails removed)
- 1 cup Pepper Jack Cheese (shredded)
- 1 cup Mozzarella Cheese (shredded)
- 1 cup Sharp Cheddar Cheese (shredded)
- 0.5 cup Parmesan Cheese (grated)
- 12 pieces Lasagna Noodles (no‑boil or regular, pre‑cooked according to package)
- 1 sheet Aluminum Foil (to cover lasagna)
Instructions
Brown the Sausage
Melt 1/2 stick of butter in a large pot over medium heat, add the sliced Andouille sausage and cook until browned, breaking it up with a wooden spoon.
Time: PT5M
Temperature: medium heat on stove
Build the Tomato Base
Add the crushed tomatoes, tomato paste, Cajun seasoning, garlic powder, Italian seasoning, salt, pepper and sugar. Stir well and bring to a gentle simmer.
Time: PT15M
Temperature: low simmer
Add Seafood
Stir in the shrimp and crawfish, sprinkle an extra pinch of Cajun seasoning, and cook until the shrimp turn pink and the crawfish are heated through, about 3‑4 minutes.
Time: PT5M
Temperature: medium heat
Preheat Oven
Preheat the oven to 350°F (175°C).
Time: PT10M
Temperature: 350°F
Assemble the Lasagna
Spread a thin layer of sauce on the bottom of the baking dish. Layer 4 lasagna noodles, then half the sauce, then a mixture of all four cheeses. Repeat the noodle‑sauce‑cheese layers, ending with a final layer of noodles, remaining sauce, and the rest of the cheese on top.
Time: PT10M
Bake Covered
Cover the dish tightly with aluminum foil and bake for 20 minutes.
Time: PT20M
Temperature: 350°F
Bake Uncovered
Remove the foil and bake an additional 10 minutes until the cheese on top is golden and bubbling.
Time: PT10M
Temperature: 350°F
Rest Before Serving
Allow the lasagna to rest for 10 minutes before cutting. This helps the layers set and makes slicing easier.
Time: PT10M
Nutrition Facts
- Calories
- 450
- Protein
- 30g
- Carbohydrates
- 35g
- Fat
- 20g
- Fiber
- 3g
Dietary info: High protein, Contains dairy, Contains shellfish, Not vegan, Not vegetarian
Allergens: Dairy, Shellfish, Gluten
Last updated: April 7, 2026






