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Golden baked garlic butter chicken Alfredo stuffed shells filled with creamy chicken, ricotta, and Alfredo sauce, topped with melted cheese in a casserole dish.

Garlic Butter Chicken Alfredo Stuffed Shells Recipe – Easy Pasta Casserole

Garlic butter chicken Alfredo stuffed shells are a rich and comforting pasta dish featuring jumbo shells filled with tender chicken, creamy ricotta, and savory garlic butter Alfredo sauce. Baked to perfection with a golden cheese topping, this recipe is ideal for cozy family dinners, potlucks, or holiday gatherings. Easy to prepare yet indulgent, it’s a crowd‑pleasing casserole that combines classic Italian flavors with a creamy twist.
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Prep Time 25 minutes
Cook Time 35 minutes
Total Time 1 hour
Course Main Course
Cuisine American / Comfort Food, Italian-American
Servings 6
Calories 480 kcal

Equipment

  • Large pot (for pasta shells)
  • Skillet (for chicken and garlic butter)
  • Saucepan (for Alfredo sauce)
  • Baking dish (9x13 inch)
  • Mixing bowls
  • Wooden spoon
  • Aluminum foil

Ingredients
  

For Shells & Filling:

  • 20 jumbo pasta shells
  • 2 tbsp butter
  • 3 cloves garlic, minced
  • 2 cups cooked chicken, diced or shredded
  • 1 cup ricotta cheese
  • ½ cup grated Parmesan cheese
  • 1 cup shredded mozzarella cheese
  • 1 tsp Italian seasoning
  • Salt and pepper to taste

For Alfredo Sauce:

  • 3 tbsp butter
  • 2 cups heavy cream
  • 1 cup grated Parmesan cheese
  • ½ tsp nutmeg (optional)
  • Salt and pepper to taste

For Topping:

  • 1 cup shredded mozzarella
  • 2 tbsp fresh parsley, chopped

Instructions
 

  • Cook shells: Boil pasta shells until al dente. Drain and set aside.
  • Prepare garlic butter chicken: Melt butter in skillet, sauté garlic until fragrant. Add chicken, season with salt, pepper, and Italian seasoning. Remove from heat.
  • Mix filling: Combine chicken mixture with ricotta, Parmesan, and mozzarella in a bowl.
  • Make Alfredo sauce: Melt butter in saucepan, add cream, simmer gently. Stir in Parmesan until smooth. Season with nutmeg, salt, and pepper.
  • Stuff shells: Fill each shell with chicken-cheese mixture. Arrange in baking dish.
  • Assemble: Pour Alfredo sauce over shells, sprinkle with mozzarella.
  • Bake: Cover with foil, bake at 375°F (190°C) for 20 minutes. Remove foil, bake another 10–15 minutes until golden and bubbly.
  • Serve: Garnish with parsley and enjoy hot.

Notes

  • Tip: Don’t overcook shells—they need structure for stuffing.
  • Chill filling slightly for easier handling.
  • Use rotisserie chicken for convenience.
  • Add spinach or broccoli for extra nutrition.
  • Freeze assembled shells before baking for up to 2 months.
Keyword cheesy baked pasta, chicken Alfredo, garlic butter pasta, stuffed shells