Don’t Miss Out- Try THIS Loaded Chicken Alfredo Casserole Recipe: Creamy & Delicious Homemade Sauce
Don’t Miss Out- Try THIS Loaded Chicken Alfredo Casserole Recipe: Creamy & Delicious Homemade Sauce is a medium American (Italian‑American comfort) recipe that serves 6. 620 calories per serving. Recipe by The Sauce and Gravy Channel on YouTube.
Prep: 30 min | Cook: 1 hr 21 min | Total: 2 hrs 11 min
Cost: $27.45 total, $4.58 per serving
Ingredients
- 3 pieces Chicken Breasts (Poach then shred; yields about 3 cups shredded chicken)
- 16 ounce Penne Pasta (Dry; cook al dente per package)
- 2 cup Broccoli Florets (Chopped; stems discarded; can use frozen)
- 3 cup Fresh Spinach (Roughly three large handfuls, loosely packed)
- 1 cup Red Onion (Diced, about 130 g)
- 6 slice Bacon (Cut into bite‑size pieces, about 210 g)
- 1 teaspoon Fresh Oregano Leaves (Leaves stripped from stems)
- 3 stem Fresh Basil Stems (Leaves chiffonaded; stems used in bouquet garni)
- 0.25 cup Flat‑Leaf Parsley (Leaves chopped; stems saved for bouquet garni)
- 1 teaspoon Dried Thyme (For bouquet garni)
- 1 piece Cooking Twine (To tie bouquet garni)
- 2 tablespoon Vegetable Oil (For sautéing)
- 5 tablespoon Unsalted Butter (About 70 g; used in roux)
- 6 tablespoon All‑Purpose Flour (About 48 g; for roux)
- 0.25 cup Dry White Wine (Deglazing liquid, about 63 ml)
- 0.25 teaspoon Red Pepper Flakes (Optional heat)
- 2 cup Chicken Stock (Low‑sodium, about 500 ml)
- 2 cup Heavy Cream (About 500 ml, 35 % fat)
- 1 cup Parmesan Cheese (Freshly shredded, about 63 g)
- 3 cup Mozzarella Cheese (Shredded; 1 cup folded into sauce, 2 cups for topping (≈330 g))
- 1 pinch Black Pepper (Freshly ground)
- 1 pinch Salt (Kosher or sea salt, to taste)
Instructions
Poach the Chicken
Place the three chicken breasts in a pot of cold water, bring to a gentle simmer and poach for 15 minutes, or until the internal temperature reaches 165 °F (74 °C). Remove and set aside to cool slightly.
Time: PT15M
Cook the Pasta
Bring a large pot of salted water to a boil, add the 16 oz penne and cook according to package directions until al dente (about 10‑12 minutes). Drain and set aside.
Time: PT12M
Temperature: 212°F
Cook the Broccoli
Trim the broccoli heads, chop into florets, then boil in a pot of water until tender (about 5 minutes). Drain and set aside.
Time: PT5M
Temperature: 212°F
Prepare Fresh Herbs and Bouquet Garni
Strip oregano leaves, chiffonade basil leaves, and chop parsley leaves. Gather 6‑7 parsley stems, 3 basil stems, and 1 tsp dried thyme, tie together with cooking twine to form a bouquet garni.
Time: PT10M
Dice Onion and Cut Bacon
Dice the red onion to about 1 cup and cut the 6 bacon slices into bite‑size pieces.
Time: PT5M
Sauté Spinach, Bacon, Onion, and Garlic
Heat 2 Tbsp vegetable oil in the high‑sided saucepan over high heat. Add the spinach and sauté 1 minute until wilted, then add bacon and fry until nearly crisp (≈5 min). Add the diced onion and sauté until translucent (≈3 min). Add minced garlic and cook 30 seconds. Deglaze with ¼ cup white wine, add red pepper flakes and a pinch of oregano, basil, and parsley, and reduce until the wine evaporates (≈2 min).
Time: PT12M
Temperature: Medium‑high
Make the Roux
Push the sautéed ingredients to the side, add 5 Tbsp butter (plus bacon grease) and melt. Sprinkle 6 Tbsp flour over the melted butter, stirring constantly for 3‑5 minutes until the mixture turns a light golden color.
Time: PT5M
Temperature: Medium
Add Liquids and Simmer Sauce
Gradually whisk in 2 cups chicken stock, ensuring a smooth mixture. Add the bouquet garni, then stir in 2 cups heavy cream, a pinch of black pepper, and bring to a gentle simmer. Reduce heat to low and cook 3‑5 minutes until the sauce thickens and coats the back of a spoon.
Time: PT5M
Temperature: Medium
Finish the Alfredo Sauce
Remove the pan from heat, discard the bouquet garni, and stir in 1 cup shredded Parmesan until melted. Then add 1 cup shredded mozzarella, a pinch of the remaining fresh herbs, and the sautéed spinach. Mix until the cheese is fully incorporated.
Time: PT5M
Shred the Poached Chicken
Transfer the poached chicken to a large mixing bowl and shred using a hand mixer or two forks until it reaches a coarse, bite‑size texture.
Time: PT5M
Assemble the Casserole
Preheat the oven to 375 °F (190 °C). In a 9×13‑inch baking dish, layer one‑third of the Alfredo sauce, half the shredded chicken, half the broccoli, and half the pasta. Add another third of the sauce, the remaining chicken, the remaining broccoli, and the remaining pasta. Top with the final third of sauce and sprinkle 2 cups shredded mozzarella evenly over the surface.
Time: PT10M
Bake the Casserole
Place the assembled dish in the preheated oven and bake for 20‑25 minutes, until the cheese on top is lightly golden and the casserole is bubbling throughout.
Time: PT22M
Temperature: 375°F
Rest and Serve
Remove from oven and let the casserole rest for 5 minutes before serving to allow the sauce to set.
Time: PT5M
Nutrition Facts
- Calories
- 620
- Protein
- 35 g
- Carbohydrates
- 45 g
- Fat
- 30 g
- Fiber
- 5 g
Dietary info: Contains meat, High protein, Contains gluten, Contains dairy
Allergens: Dairy, Gluten, Pork
Last updated: April 20, 2026






