My uncle taught me this foolproof hearty bake from his youth and it only takes 3 ingredients to make the ultimate satisfying comfort food.

This Oven Baked 3-Ingredient Hobo Beef Casserole is the ultimate testament to how a few humble pantry staples can come together to make a deeply comforting, satisfying meal. By layering seasoned ground beef over thin potato shingles and slow-braising them in beef broth, you create a beautiful, self-thickening gravy. The natural starches from the potatoes bleed into the broth as it bubbles, naturally binding the liquid into a rich, savory sauce while the exposed beef on top turns wonderfully crisp and browned. It’s an incredibly efficient, low-prep dinner that fills the house with a rich, roasted aroma.

Oven Baked 3-Ingredient Hobo Beef Casserole

Ingredients:

Step-by-Step Directions:

Step 1: Pan and Oven Preparation: Preheat your oven to 375°F. Lightly grease a medium 2 / to 2 1/2 / quart ceramic casserole dish with a splash of oil or a small swipe of beef fat to keep the potatoes from sticking to the bottom.

Step 2: Brown the Beef Crumbles: Place a large skillet over medium-high heat. Crumble the ground beef into the pan and cook, stirring often, for 8 / to 10 / minutes until it is thoroughly browned and no pink remains. Use your spoon to break the meat into small, uniform crumbles so it will layer smoothly later. Once browned, drain off most of the excess liquid fat from the skillet, leaving just a tiny bit behind for flavor, and set the meat aside.

Step 3: Slice and Shingle the Potatoes: Peel your potatoes and slice them into thin rounds, aiming for a uniform 1/8 / to 1/4 / inch thickness. Arrange the sliced potatoes in your greased casserole dish in overlapping layers, like shingles on a roof, making sure the bottom of the dish is completely covered and the layers are relatively level.

Step 4: Layer and Pour: Scatter the cooked ground beef evenly over the top of the potato bed, covering as much of the surface as possible. Slowly pour the beef broth over the entire casserole, letting it seep down through the meat and potato layers.

A Friendly Kitchen Note: The liquid should rise up the sides of the dish and almost entirely submerge the potatoes, but it is completely fine if the very top layer of crumbled beef sits slightly above the broth line—this allows the meat to get beautifully crisp and browned in the oven.

Step 5: The Steaming Braise: Cover the casserole dish tightly with its lid or a sheet of aluminum foil, crimping the edges securely to lock in the steam. Slide the dish onto the middle rack of your oven and bake covered for 45 / minutes, giving the potatoes a chance to soften and begin absorbing the rich broth.

Step 6: The Uncovered Reduction: Carefully pull the foil or lid off the dish, watching out for a sudden rush of hot steam. Return the uncovered casserole to the oven and bake for an additional 25 / to 35 / minutes. You’ll know it’s ready when the potatoes are completely tender when poked with a fork, the beef on top is deeply browned, and the broth has reduced down into a rich, dark, bubbling sauce.

Step 7: The Thickening Rest: Remove the casserole from the oven and let it sit undisturbed on the counter for 10 / minutes before serving. This brief rest lets the bubbling juices calm down and gives the potato starches a chance to fully thicken the sauce so every spoonful holds together beautifully.