Cheesy Ground Beef and Potato Casserole for Ultimate Comfort Step-by-step instructions

Before you start

Before beginning the assembly, ensure that all your ingredients are prepared and ready to go. Wash and peel the potatoes if you prefer a smoother texture, then slice them as thinly as possible using a mandoline or a sharp knife.

Have your ground beef browned and seasoned in the skillet, and make sure your cheese is shredded. Preheating your oven is essential to ensure the cooking time remains consistent, as the casserole should go into a hot oven immediately after assembly to ensure the potatoes begin cooking right away.

Instructions

Browning the Beef

1. 1Prepare the beef
   Heat a large skillet over medium-high heat. Add the ground beef and cook, breaking it up with a spatula until browned and no longer pink. Season with salt and pepper to taste. Ensure the beef reaches an internal temperature of 160°F (71°C) to be safe for consumption.
   Look for The beef should be browned and sizzling with no visible pink remaining.
   Safe temperature 160°F (71°C) internal temperature (ground meat)
   Tip Drain any excess fat from the skillet before layering the ingredients to prevent the casserole from becoming greasy.

The ground beef should be fully browned and aromatic, with all pink color gone. Ensure the beef is seasoned well with salt and pepper. Drain any excessive rendered fat from the skillet to keep the casserole from becoming overly oily. The beef should look crumbly and ready to be layered.

Layering the Dish

2. 2Layer the casserole
   Preheat your oven to 375°F (190°C). In a 9x13 inch baking dish, start by layering a portion of the thinly sliced potatoes. Spread a layer of the cooked ground beef over the potatoes, then sprinkle with a portion of the shredded cheddar cheese. Repeat these layers until all ingredients are used, finishing with a generous layer of cheese on top.
   Look for The dish should be filled with alternating, even layers of potatoes, beef, and cheese.
   Tip Use a mandoline slicer to ensure the potato slices are uniform in thickness so they cook evenly throughout the baking process.

The baking dish should be neatly filled with alternating layers of potatoes, beef, and cheese. The top layer must be covered evenly with shredded cheese to ensure a beautiful golden crust.

Ensure the layers are packed reasonably tight so the casserole holds its shape when scooped, but do not compress the potatoes so hard that they cannot cook.

Baking and Resting

3. 3Bake and serve
   Place the baking dish in the preheated oven and bake for approximately 35 to 40 minutes, or until the potatoes are tender when pierced with a fork and the cheese is melted, bubbling, and golden brown. Remove from the oven and let the casserole rest for 10 minutes before serving to allow the layers to set.
   Look for The cheese should be bubbling and golden, and the potatoes should be soft.
   Tip Cover the dish with aluminum foil for the first 20 minutes if the cheese begins to brown too quickly before the potatoes are fully cooked.

The casserole should be bubbling vigorously around the edges, and the top should be a beautiful golden brown. The potatoes must be tender throughout. After removing from the oven, the resting time is critical for the sauce to thicken and the dish to hold together when served. The finished dish should be firm enough to serve in squares.

Common mistakes

A common mistake is slicing the potatoes too thick, which results in raw or crunchy potatoes while the top cheese layer is already fully browned or burnt. Take the extra time to ensure your slices are thin and uniform.

Another pitfall is failing to drain the ground beef properly after browning; excess grease will pool at the bottom of the baking dish, creating a soggy texture. Finally, do not skip the resting period after the dish comes out of the oven, as it allows the liquid to redistribute and the layers to settle.

How to tell it’s done

The casserole is done when the potatoes are fork-tender and the cheese on top is melted and bubbling with golden brown spots. When you insert a knife into the center, it should slide through the potato layers without resistance.

The internal temperature of the beef layer should remain at or above 160°F (71°C). If the cheese is browning too quickly, you can loosely tent the dish with aluminum foil for the remainder of the cooking time to protect the top while the potatoes finish cooking through.

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