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Cheesy Garlic Chicken Alfredo Stuffed Shells

Creamy Garlic Butter Chicken Alfredo Shells

A smiling woman in a modern kitchen, wearing a brown apron, preparing a delicious dish with fresh ingredients.Sorrel Calver
Jumbo pasta shells stuffed with a ricotta-chicken filling, covered in homemade garlic butter Alfredo sauce, and baked until bubbly and golden.
Prep Time 25 minutes
Cook Time 25 minutes
Total Time 50 minutes
Course Dinner, Main Dish
Cuisine Italian-American
Servings 8 servings

Equipment

  • Large pot
  • Skillet or grill pan
  • Large mixing bowl
  • Whisk
  • 9x13-inch baking dish
  • Measuring Cups and Spoons

Ingredients
  

Pasta and chicken

  • 20 jumbo pasta shells cooked and drained
  • 2 boneless skinless chicken breasts
  • salt and black pepper to taste
  • 1 tbsp olive oil for cooking

Filling

  • 3/4 cup ricotta cheese
  • 3/4 cup cottage cheese
  • 3/4 cup mozzarella cheese grated, plus more for topping
  • 2 cups parmesan cheese grated, divided, plus more for topping
  • 2 large eggs
  • 1/4 cup fresh parsley minced, divided
  • 2 tbsp fresh basil minced
  • 2 tbsp heavy cream optional, to loosen filling

Garlic butter Alfredo sauce

  • 4 tbsp butter
  • 2 tbsp all-purpose flour
  • 2 cups whole milk
  • 1 cup heavy cream
  • 3 cloves garlic minced

Instructions
 

  • Preheat the oven to 375°F (190°C). Lightly grease a 9×13-inch baking dish.
  • Cook the jumbo shells in salted water until just al dente. Drain and rinse with cool water so they don’t stick. Set aside.
  • Season chicken with salt and pepper. Heat a skillet or grill pan over medium heat with olive oil, then cook chicken 5–6 minutes per side until cooked through. Rest 5 minutes.
  • Shred the chicken with two forks (or chop finely) and add it to a large mixing bowl.
  • Make the filling: add ricotta, cottage cheese, mozzarella, 1 cup parmesan, eggs, half the parsley, basil, and a pinch of salt and pepper. Mix until creamy. If it feels too thick to spoon, stir in 1–2 tablespoons heavy cream.
  • Make the Alfredo sauce: melt butter in a large skillet over medium heat. Whisk in flour and cook 2 minutes, whisking often, until lightly golden.
  • Slowly whisk in milk, then whisk in heavy cream. Simmer 3–4 minutes, whisking, until the sauce thickens enough to coat the back of a spoon.
  • Stir in garlic, remaining 1 cup parmesan, remaining parsley, and a pinch of salt and pepper. Stir until smooth. If the sauce gets too thick, whisk in a splash of milk.
  • Spread about 1 cup of sauce in the bottom of the baking dish. Fill each shell with the chicken-cheese mixture and arrange in the dish.
  • Pour the remaining Alfredo sauce over the shells. Top with extra mozzarella and parmesan.
  • Bake uncovered for 25 minutes, until bubbly and lightly golden on top. Rest 5 minutes before serving.

Notes

Make ahead: Assemble up to 1 day ahead and refrigerate; bake with 5 extra minutes if chilled. Storage: Refrigerate leftovers 3–4 days. Reheat covered with a splash of milk to keep the sauce creamy. Freezing: Freeze assembled (unbaked) up to 2 months; thaw overnight before baking.
Keyword Alfredo, Baked Pasta, Chicken Pasta, Easy Weeknight Dinner, Stuffed Shells