Protein-Rich Ground Beef and Potato Casserole

Posted on December 25, 2025

By: Betty Miller

Delicious protein-rich ground beef and potato casserole baked in a dish.

There’s nothing quite like the comfort of a classic ground beef and potato casserole bubbling away in the oven. This hearty dish is not only easy to whip up but also packs in around 25 grams of protein per serving, making it a filling option for busy weeknights. The aroma of sizzling beef mixed with savory onions and herbs will have your whole family flocking to the kitchen, ready to dig in.

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Ground Beef and Potato Casserole


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  • Author: betty-m
  • Total Time: 70 minutes
  • Yield: 4 servings 1x
  • Diet: None

Description

A comforting and hearty ground beef and potato casserole packed with flavor and protein, perfect for busy weeknights.


Ingredients

Scale
  • 6 medium potatoes, peeled and thinly sliced
  • 2 tablespoons butter or cooking oil
  • 1 onion, diced
  • 2 cloves garlic, minced
  • 1 teaspoon fresh thyme, minced
  • 1 pound ground beef
  • 1 teaspoon salt (to taste)
  • 1 teaspoon bouillon powder
  • 1 teaspoon ground black pepper
  • 1 teaspoon paprika
  • 1 teaspoon oregano
  • 2 tablespoons flour
  • 1 cup beef broth
  • 1/2 cup milk
  • 1 cup shredded cheddar cheese
  • Fresh parsley, chopped (optional)

Instructions

  1. Preheat your oven to 375 degrees F (190 degrees C).
  2. Prepare the potatoes by peeling and slicing them thinly.
  3. In a large skillet, melt the butter over medium heat. Add the onion, garlic, and thyme, and sauté until the onion is translucent, about 5 minutes.
  4. Add the ground beef and cook until browned, seasoning with salt, pepper, bouillon powder, oregano, and paprika.
  5. Drain excess fat, then sprinkle flour over the mixture and cook for an additional minute.
  6. Gradually stir in beef broth and milk, cooking until thickened, about 3 to 5 minutes.
  7. Grease a baking dish and layer half of the potatoes, followed by half of the beef mixture. Repeat with the remaining potatoes and beef.
  8. Cover with foil and bake for 45 minutes.
  9. Uncover, sprinkle cheese over the top, and bake for another 10-15 minutes until the cheese is melted and bubbly.
  10. Let cool for a few minutes, garnish with parsley, and serve.

Notes

Perfect side with a simple green salad or steamed vegetables. Leftovers can be stored in an airtight container for 3-4 days in the fridge, or frozen for up to 3 months.

  • Prep Time: 15 minutes
  • Cook Time: 55 minutes
  • Category: Main Course
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 1 serving
  • Calories: 350
  • Sugar: 4g
  • Sodium: 600mg
  • Fat: 18g
  • Saturated Fat: 7g
  • Unsaturated Fat: 8g
  • Trans Fat: 0g
  • Carbohydrates: 30g
  • Fiber: 3g
  • Protein: 25g
  • Cholesterol: 75mg

Why This Ground Beef and Potato Casserole Never Fails

When it comes to comfort food, ground beef and potato casserole hits all the right notes. It’s the embodiment of home-cooked warmth, combining simple ingredients into something truly comforting. What’s more, it’s incredibly forgiving and adaptable, making it a versatile dish that’s a hit with both kids and adults alike. Whether you’re a seasoned cook or a beginner, you’ll find this recipe straightforward and satisfying.

The Essentials

  • 6 medium potatoes, peeled and thinly sliced
  • 2 tablespoons butter or cooking oil
  • 1 onion, diced
  • 2 cloves garlic, minced
  • 1 teaspoon fresh thyme, minced
  • 1 pound ground beef
  • 1 teaspoon salt (to taste)
  • 1 teaspoon bouillon powder
  • 1 teaspoon ground black pepper
  • 1 teaspoon paprika
  • 1 teaspoon oregano
  • 2 tablespoons flour
  • 1 cup beef broth
  • 1/2 cup milk
  • 1 cup shredded cheddar cheese
  • Fresh parsley, chopped (optional)

Step-by-Step Method

  1. Preheat your oven to 375 degrees F (190 degrees C).
  2. Prepare the potatoes by peeling and slicing them thinly. Thin slices ensure even cooking and that perfectly tender texture.
  3. In a large skillet, melt the butter over medium heat. Add the onion, garlic, and thyme, and sauté until the onion is translucent, about 5 minutes. This step builds a flavor base that’s essential.
  4. Add the ground beef and cook until browned, breaking it into small crumbles. Season with salt, pepper, bouillon powder, oregano, and paprika, allowing those spices to infuse the meat.
  5. Drain excess fat, then sprinkle flour over the mixture, thoroughly combining it. Cook for an additional minute to eliminate the raw flour taste.
  6. Gradually stir in beef broth and milk, cooking until thickened, which should take about 3 to 5 minutes. This creates a creamy filling.
  7. Grease a baking dish and layer half of the potatoes, followed by half of the beef mixture. Repeat with the remaining potatoes and beef.
  8. Cover with foil and bake for 45 minutes, allowing the flavors to meld together beautifully.
  9. Uncover, sprinkle cheese over the top, and bake for another 10-15 minutes until the cheese is melted and bubbly—a golden topping is just delightful.
  10. Let cool for a few minutes, garnish with parsley, and serve for a shepherd’s delight on your dining table.

Nutrition Breakdown

Each serving of this savory casserole is around 350 calories, offers about 25 grams of protein, 30 grams of carbohydrates, and approximately 18 grams of fat. It’s also a source of dietary fiber, thanks to the potatoes, making it not just comfort food, but somewhat nutritious as well. Enjoying a well-balanced meal like this can help keep you feel full and satisfied for longer.

Perfect Pairings

Serve this casserole warm from the oven alongside a simple green salad for a bright, refreshing contrast. Alternatively, a side of steamed vegetables adds a nice nutritional boost without complicating your dinner prep. It’s also perfect for chilly evenings, making it a go-to for cozy family gatherings.

How to Store It Right

Leftovers can be stored in an airtight container in the fridge for up to 3-4 days, allowing you to enjoy this comforting dish more than once. For longer-term storage, feel free to freeze the casserole for up to 3 months. Just make sure to let it cool down completely before tucking it away in the freezer. When ready to eat, thaw overnight in the fridge and reheat in a 350-degree oven until heated through.

Pro Tips

  • Layer the potatoes evenly to ensure they cook uniformly and provide a great presentation.
  • For a creamier sauce, add an extra splash of milk or a dollop of sour cream before baking.
  • Consider covering the baking dish with a lid instead of foil during the first part of baking to trap more moisture.
  • A sprinkle of paprika on top before baking provides a lovely color and an extra layer of flavor.
  • If you’re a garlic lover, feel free to add an additional clove or sprinkle in some garlic powder for more punch.

Flavor Experiments

  • For a seasonal twist, try incorporating diced butternut squash or sweet potatoes along with the regular potatoes. Their natural sweetness pairs beautifully with the savory beef.
  • For a gourmet twist, swap in some sautéed mushrooms and a stronger cheese like Gruyère for a richer flavor profile.
  • Feeling playful? Toss in some taco seasoning instead of the traditional spices for a Tex-Mex inspired casserole that will surprise and delight your palate.

Learn from My Mistakes

  • Overcooked Potatoes: Slice them too thick, and they won’t fully cook through. Aim for uniform thin slices.
  • Soggy Bottoms: Not draining enough fat from the beef can lead to a watery casserole. Drain thoroughly to maintain a good texture.
  • Boring Flavor: Forgetting to season adequately leads to blandness. Don’t skip on the spices; they make all the difference!
  • Cheese Burn: If your cheese browns too quickly, cover it with foil for most of the baking time, uncovered only in the last phase.
  • Gloppy Sauce: Adding flour directly into a liquid without sautéing can result in clumps. Stay whisk-happy while gradually adding it to the beef mixture.

What to Do with Leftovers

  • Create a beef and potato shepherd’s pie: top your leftovers with mashed potatoes, then bake until heated through and golden.
  • Incorporate leftover casserole into a breakfast hash: sauté with eggs and fresh herbs for a new morning delight.
  • Transform it into a hearty soup by adding some beef broth and blending until smooth for a creamy twist on comfort food.

Quick Questions

Can I use other types of meat instead of ground beef? Absolutely! Ground turkey or chicken works well as lighter alternatives, or you can even use meat alternatives for a vegetarian version.

Is it possible to make this casserole ahead of time? Yes! You can assemble it a day in advance and store it in the fridge. Just bake it straight from the fridge when you’re ready to eat.

Can I add more vegetables to this dish? Definitely! Diced carrots, peas, or bell peppers can enhance both nutrition and flavor. Just be sure to cook them a little before adding them to the casserole to ensure everything is perfectly done.

How do I prevent the potatoes from browning before baking? Soaking the sliced potatoes in cold water for about 30 minutes before using them can keep them from discoloring. Plus, it helps remove some starch, promoting better texture!

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