Transform your leftover roast beef into a delicious and hearty hash. This recipe is perfect for a quick and satisfying meal, making the most out of ingredients you already have on hand. With just a few simple steps, you can create a flavorful dish that brings new life to your leftovers.
All the ingredients in this recipe are commonly found in most households. However, if you don't have leftover roast beef or cooked potatoes on hand, you can easily find them at your local supermarket. Make sure to pick up fresh onions and a good quality olive oil to enhance the flavors of your dish.

Ingredients For Leftover Roast Beef Hash Recipe
Leftover roast beef: Diced into small pieces, this adds a rich, meaty flavor to the hash.
Cooked potatoes: Diced and slightly browned, these provide a hearty base for the dish.
Onion: Diced and cooked until translucent, adding a sweet and savory depth.
Olive oil: Used for cooking the onions and potatoes, giving a smooth and rich texture.
Salt: Enhances the overall flavor of the dish.
Black pepper: Adds a touch of heat and complexity to the hash.
Technique Tip for This Recipe
To achieve a perfectly crispy texture in your hash, make sure to spread the mixture evenly in the skillet and avoid stirring too frequently. Allow the potatoes and roast beef to develop a golden-brown crust by letting them sit undisturbed for a few minutes before flipping or stirring. This technique enhances the overall flavor and adds a delightful crunch to your dish.
Suggested Side Dishes
Alternative Ingredients
leftover roast beef - Substitute with leftover roast chicken: Roast chicken provides a similar texture and can be seasoned similarly to roast beef.
leftover roast beef - Substitute with cooked ground beef: Ground beef is readily available and can be seasoned to mimic the flavors of roast beef.
cooked potatoes - Substitute with sweet potatoes: Sweet potatoes add a different flavor profile and a touch of sweetness to the dish.
cooked potatoes - Substitute with cauliflower florets: Cauliflower is a low-carb alternative that provides a similar texture when cooked.
onion - Substitute with shallots: Shallots offer a milder and slightly sweeter flavor compared to onions.
onion - Substitute with leeks: Leeks provide a subtle onion-like flavor and add a different texture to the dish.
olive oil - Substitute with butter: Butter adds a rich flavor and can enhance the overall taste of the hash.
olive oil - Substitute with coconut oil: Coconut oil adds a unique flavor and is a good option for those looking for a dairy-free alternative.
salt - Substitute with soy sauce: Soy sauce adds a savory umami flavor and can reduce the need for additional salt.
salt - Substitute with sea salt: Sea salt provides a different mineral content and can enhance the flavors of the dish.
black pepper - Substitute with white pepper: White pepper offers a similar heat but with a slightly different flavor profile.
black pepper - Substitute with cayenne pepper: Cayenne pepper adds a spicier kick and can elevate the heat level of the dish.
Alternative Recipes Similar to This Dish
How to Store or Freeze This Dish
- Allow the leftover roast beef hash to cool completely before storing. This helps prevent condensation, which can make the hash soggy.
- Transfer the cooled hash into an airtight container. If you have a large batch, consider dividing it into smaller portions for easier reheating.
- Label the container with the date to keep track of its freshness. The hash can be stored in the refrigerator for up to 3-4 days.
- For longer storage, place the hash in a freezer-safe container or a heavy-duty freezer bag. Squeeze out as much air as possible to prevent freezer burn.
- Label the freezer container with the date and contents. The hash can be frozen for up to 2-3 months.
- When ready to use, thaw the hash in the refrigerator overnight. This ensures even thawing and maintains the texture of the ingredients.
- Reheat the hash in a skillet over medium heat until it is heated through. You can also reheat it in the microwave, but using a skillet helps retain its crispy texture.
- If the hash seems dry after reheating, add a splash of olive oil or a bit of beef broth to moisten it up.
- Serve the reheated hash hot, and enjoy it as a quick and delicious meal.
How to Reheat Leftovers
Stovetop method:
- Heat a non-stick skillet over medium heat.
- Add a small amount of olive oil or butter to the skillet.
- Spread the leftover roast beef hash evenly in the skillet.
- Stir occasionally to ensure even heating, cooking for about 5-7 minutes until heated through.
- Serve hot and enjoy the crispy texture.
Oven method:
- Preheat your oven to 350°F (175°C).
- Spread the leftover roast beef hash in an even layer on a baking sheet or in an oven-safe dish.
- Cover with aluminum foil to prevent drying out.
- Bake for 15-20 minutes, stirring halfway through to ensure even heating.
- Remove the foil for the last 5 minutes if you prefer a crispier texture.
Microwave method:
- Place the leftover roast beef hash in a microwave-safe dish.
- Cover with a microwave-safe lid or plastic wrap, leaving a small vent for steam to escape.
- Heat on high for 2-3 minutes, stirring halfway through.
- Check the temperature and heat for an additional 1-2 minutes if necessary.
- Let it sit for a minute before serving to allow the heat to distribute evenly.
Air fryer method:
- Preheat your air fryer to 350°F (175°C).
- Spread the leftover roast beef hash in a single layer in the air fryer basket.
- Cook for 5-7 minutes, shaking the basket halfway through to ensure even heating.
- Check for desired crispiness and heat for an additional 1-2 minutes if needed.
- Serve immediately for a crispy and hot meal.
Best Tools for This Recipe
Skillet: A flat-bottomed pan used for frying, searing, and browning foods.
Spatula: A broad, flat, flexible blade used to mix, spread, and lift food.
Knife: A sharp tool used for dicing the roast beef, potatoes, and onions.
Cutting board: A durable board on which to place material for cutting.
Measuring cups: Tools used to measure the volume of the ingredients accurately.
Measuring spoons: Tools used to measure small quantities of ingredients like salt and pepper.
Mixing bowl: A bowl used to hold and mix ingredients.
Stove: An appliance used to provide heat for cooking.
Serving dish: A dish used to present the finished hash.
How to Save Time on This Recipe
Prep ingredients in advance: Dice the leftover roast beef, cooked potatoes, and onion the night before to save time.
Use pre-cooked potatoes: If you don't have leftover potatoes, use frozen diced potatoes or canned potatoes.
One-pan method: Cook everything in one skillet to reduce cleanup time.
High heat for quick browning: Use a higher heat setting to brown the potatoes faster.
Batch cooking: Make a larger batch and store portions in the fridge for quick reheating.
Leftover Roast Beef Hash Recipe
Ingredients
Main Ingredients
- 2 cups Leftover roast beef, diced
- 1 cup Potatoes, diced Cooked
- 1 cup Onion, diced
- 1 tablespoon Olive oil
- 1 teaspoon Salt to taste
- 0.5 teaspoon Black pepper to taste
Instructions
- Heat the olive oil in a skillet over medium heat.
- Add the diced onions and cook until translucent.
- Add the diced potatoes and cook until they start to brown.
- Add the leftover roast beef and cook until heated through.
- Season with salt and pepper to taste.
- Serve hot.
Nutritional Value
Keywords
Suggested Appetizers and Desserts for This Dish
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