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Dinner · Part 2 of 3: Instructions

Comforting Cheesy Mac and Cheese Meatloaf Casserole Step-by-step instructions

A warm, hearty slice of mac and cheese meatloaf casserole served on a white plate.
Prep
Cook
Total
Serves
6
Includes 10 min resting

Before you start

Before beginning, ensure all ingredients are at room temperature to promote even cooking. Preheat the oven to 375°F (190°C) and ensure the oven rack is positioned in the center. Prepare the baking dish by lightly greasing it to prevent sticking.

Have a meat thermometer ready to monitor the doneness of the meatloaf. If using raw meat, ensure the work surface and all utensils are thoroughly cleaned and sanitized after handling to prevent any cross-contamination in the kitchen environment.

Ingredients at a glance (3)
  • 2 lb ground beef
  • 1 lb elbow macaroni, cooked
  • 3 cups shredded cheddar cheese

Instructions

Meatloaf base preparation

  1. Prepare the meatloaf base
    Preheat the oven to 375°F (190°C). Place the ground beef into a large mixing bowl. Mix until just combined, being careful not to overwork the meat. Press the mixture firmly into the bottom of a 9x13 inch baking dish to create an even layer.
    Look for The meat mixture should be uniform and tightly packed into the baking dish.
    Tip Avoid over-mixing the meat to ensure the final texture remains tender rather than tough.

The meat mixture should be evenly distributed across the bottom of the baking dish, appearing tightly packed and uniform. Check that the edges are pressed firmly to ensure a consistent thickness. There should be no large air pockets within the meat layer. If the mixture feels too dry, add a small amount of liquid, but ensure it remains thick enough to hold its shape during the initial baking phase before the topping is added.

Mac and cheese assembly

  1. Assemble the casserole
    In a separate saucepan, combine the cooked macaroni and shredded cheddar cheese. Stir over medium heat until the cheese is melted and the sauce is smooth. Spread the mac and cheese mixture evenly over the top of the prepared raw meatloaf base in the baking dish.
    Look for The cheese sauce should be creamy and fully incorporated with the macaroni.
    Tip Ensure the macaroni is cooked slightly al dente as it will soften further during the baking process.

The cheese sauce should be thick, creamy, and fully coating the cooked macaroni. When spreading the mixture over the meatloaf, ensure it reaches the edges of the baking dish to provide a consistent top layer.

The cheese should look melted and smooth, not separated or grainy. Ensure the pasta is evenly distributed so that every portion will contain a balanced amount of macaroni and cheese when the casserole is eventually sliced and served.

Baking to completion

  1. Bake to completion
    Place the baking dish into the preheated oven and bake for approximately 60 minutes. Use a meat thermometer to ensure the center of the meatloaf reaches an internal temperature of at least 160°F (71°C). Remove from the oven and let it rest for 10 minutes before slicing and serving to allow the juices to redistribute.
    Look for The top should be bubbly and slightly browned, and the meatloaf should be firm.
    Safe temperature 160°F (71°C) internal temperature (ground meat)
    Tip Checking the internal temperature is the most reliable way to ensure the meatloaf is perfectly cooked.

The final casserole should be bubbling hot, with the cheese on top showing a slight golden brown color. The meatloaf needs to have reached an internal temperature of at least 160°F (71°C). Once removed from the oven, the dish should be left to rest for 10 minutes. This resting period is essential for the casserole to stabilize, making it much easier to slice into clean, firm portions for serving without the layers falling apart.

Common mistakes

A common mistake is over-mixing the ground beef, which can lead to a dense and tough meatloaf. Another potential issue is using macaroni that is already fully cooked to a soft state; it is better to cook the pasta until just al dente so it does not turn mushy during the extended baking time.

Finally, failing to use a thermometer to check the internal temperature can result in an undercooked or dry meatloaf, so always use a reliable thermometer to ensure food safety.

How to tell it’s done

The casserole is done when the internal temperature of the meatloaf reaches 160°F (71°C), which can be verified using a meat thermometer inserted into the thickest part of the meat layer.

The top should appear golden and bubbly, and the edges of the macaroni should be slightly crispy. The meatloaf should be firm to the touch, and the juices should run clear. Resting the dish for 10 minutes is crucial for the structure to set before slicing.

  • Ground meat: 160°F (71°C) in the thickest part

Coming up in Part 3: common questions

  • Can this casserole be made ahead of time?
  • What is the best way to prevent the meatloaf from becoming dry?
  • Can a different type of cheese be used?

Also in Part 3: variations (Spicy Meatloaf Casserole, Bacon Topped Casserole), storage and make-ahead, and the printable recipe card.

Up next · Part 3 of 3

2 variations · storage & make-ahead · 3 answers · printable card

Tips, FAQ & printable recipe (Part 3)← Back to the ingredients (Part 1)