Cheesy Ground Beef and Potato Casserole Step-by-step instructions

Before you start

Before beginning, gather all ingredients and measure them out to keep the assembly line moving efficiently. Wash and peel the potatoes, then slice them thinly and evenly using a sharp chef knife or a mandoline slicer.

Grate the cheddar cheese from the block and set it aside in a bowl. Have the prepared creamy sauce ready at room temperature. Preheating the oven to 375 degrees Fahrenheit ensures the casserole starts cooking immediately once assembled.

Instructions

Searing the Beef and Prepping Potatoes

1. 1Brown the Ground Beef
   Heat a large skillet over medium-high heat. Add the ground beef, breaking it up with a spoon. Cook the beef until it is completely browned and has reached a safe internal temperature of 160°F (71°C), then drain any excess grease and set the skillet aside.
   Look for The beef is fully browned with no pink remaining.
   Safe temperature 160°F (71°C) internal temperature (ground meat)
   Tip Drain the fat thoroughly to prevent a greasy casserole.

At the end of this phase, the ground beef should be completely browned with no pink remaining, releasing a savory, seasoned aroma. The beef will be slightly crispy on the edges and fully cooked to a safe internal temperature of 160 degrees Fahrenheit.

The potatoes should be sliced uniformly and kept dry on a clean cutting board, ready for layering. The kitchen will smell rich and savory, signaling that the flavorful foundation of your casserole is fully prepared.

Layering the Casserole

2. 2Layer the Potatoes and Beef
   Preheat the oven to 375°F (190°C). Grease a 9-by-13-inch glass baking dish. Arrange half of the thinly sliced potatoes in an even layer at the bottom of the dish. Spread the cooked ground beef evenly over the potatoes.
   Look for The layers are evenly distributed across the dish.
   Tip Overlap the potato slices slightly for a sturdy structure.
3. 3Add the Creamy Sauce
   Pour half of the creamy sauce evenly over the beef layer. Repeat the process by adding the remaining thinly sliced potatoes in a second layer, followed by the remaining creamy sauce, ensuring the potatoes are well smothered.
   Look for The sauce is evenly distributed and smothers the potatoes.
   Tip Spread the sauce to the edges to keep the potatoes moist.

By the end of this phase, the casserole dish will be neatly assembled with alternating layers of potatoes, seasoned beef, and creamy sauce. The sauce should submerge the potatoes slightly, ensuring they have enough moisture to cook through during baking. The assembled dish will look structured, uniform, and ready for the heat of the oven, with all ingredients evenly distributed.

Baking to Golden Perfection

4. 4Bake with Cheddar Cheese
   Cover the baking dish tightly with aluminum foil and bake for forty minutes. Carefully remove the foil, sprinkle the shredded cheddar cheese evenly over the top, and return to the oven uncovered. Bake for an additional fifteen minutes until the cheese is melted, bubbling, and golden-brown. Let rest before serving.
   Look for The cheese is bubbly, golden, and beautifully melted.
   Tip Let the casserole rest for fifteen minutes before slicing.

At the final checkpoint, the casserole will be bubbling vigorously around the edges, and the cheddar cheese topping will be melted, golden-brown, and slightly blistered. Inserting a knife into the center of the dish should meet no resistance, indicating the potatoes are perfectly tender. When lifted with a spatula, the cheese should stretch beautifully, and steam will rise from the hot, savory layers, indicating the casserole is ready to rest.

Common mistakes

One common mistake is slicing the potatoes too thickly, which results in uneven cooking and crunchy layers even after a long bake. Another error is failing to cover the casserole with foil during the first half of baking; without foil, the moisture evaporates too quickly, leaving the potatoes dry and tough.

Additionally, avoid using an overly watery sauce, as excess liquid can cause the layers to separate and become runny during the baking process.

How to tell it’s done

Doneness is determined by both the tenderness of the potatoes and the state of the cheese topping. Insert a sharp knife or toothpick directly into the center of the casserole; it must slide through all potato layers easily with absolutely no resistance.

The ground beef must be pre-cooked to a safe internal temperature of 160 degrees Fahrenheit (71 degrees Celsius) before assembly. The cheese on top should be completely melted, bubbling, and beautifully browned around the edges of the dish.

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