There’s nothing quite like biting into a warm, melty Copycat Arby’s Beef & Cheddar Sandwich—that perfect blend of thin-sliced deli roast beef, creamy cheddar cheese sauce, and tangy red ranch sauce, all stacked on a soft onion bun. The best part? You don’t need a drive-thru to enjoy it! First, imagine the rich, savory flavors of a classic fast-food roast beef sandwich, but made fresh in your own kitchen. Then, picture serving it up with crispy curly fries or golden french fries for the ultimate comfort meal. With this easy copycat recipe, you’ll have a delicious beef ‘n cheddar sandwich ready in no time!

Next, think about how satisfying it’ll be to create your own version of this fast-food favorite. You control the ingredients, the portion sizes, and the extra cheese (because more cheese is always better!). Plus, with simple steps like warming the Arby’s roast beef in a small saucepan and layering it perfectly between the bottom bun and top bun, you’ll nail that classic taste every time. So, grab your hamburger buns, fire up the stove, and let’s get cooking!
Why You Love This Recipe
- Tastes Just Like the Original – The flavors are spot on! The thin-sliced roast beef, creamy cheddar cheese sauce, and tangy red ranch sauce make every bite feel like the real beef ‘n cheddar sandwich from Arby’s.
- Quick and Easy to Make – With just a small saucepan, a few ingredients, and 15 minutes, you can have a copycat Arby’s beef and cheddar sandwich ready to go. No drive-thru needed!
- Perfect for Any Meal – Whether it’s lunch, dinner, or a game-day snack, this roast beef sandwich always hits the spot. Plus, pair it with curly fries or french fries for the ultimate fast food experience!
Jump to
Mastering the Classic Roast Beef and Cheddar Combination
Choosing the Best Thin-Sliced Deli Roast Beef for Authentic Flavor
The key to making the perfect Copycat Arby’s Beef & Cheddar Sandwiches is using thin-sliced deli roast beef. First, you want to choose high-quality beef with a tender texture. Avoid thick slices, as they won’t have the same melt-in-your-mouth feel. Next, look for roast beef that has a slightly seasoned outer layer for extra flavor. Then, if you can, ask the deli counter to slice it paper-thin. This helps replicate that iconic fast-food texture.
Also, warming the roast beef properly is important. Instead of just heating it in the microwave, try using a small saucepan with a splash of broth. This keeps it juicy and tender. In addition, layering the beef evenly on the bottom bun ensures every bite is loaded with flavor. For the best experience, always use fresh, high-quality roast beef. Finally, don’t forget that Arby’s roast beef has a mild smoky flavor, so if you want, you can add a pinch of onion powder for extra depth.
Balancing Ingredients for the Perfect Beef ‘n Cheddar Sandwich
Getting the right balance of ingredients makes all the difference in a beef n cheddar sandwich. First, the roast beef should be juicy but not soggy. Next, the cheddar cheese sauce should be creamy and smooth, not too thick or runny. Then, the red ranch sauce should have just the right amount of tanginess to complement the richness of the sandwich.

Ingredient Balance Guide:
Ingredient | Importance | Ideal Texture/Flavor |
---|---|---|
Thin-Sliced Roast Beef | Provides the main meaty texture | Juicy, tender, and slightly smoky |
Cheddar Cheese Sauce | Adds creamy richness | Smooth, melty, and slightly sharp |
Red Ranch Sauce | Provides tangy sweetness | Light, slightly spicy, and zesty |
Onion Bun | Holds everything together | Soft, slightly sweet, and toasty |
Finally, to ensure the flavors come together, stack the ingredients in the right order. Place the bottom bun first, followed by the roast beef, cheddar cheese sauce, red ranch sauce, and finally, the top bun. This keeps everything balanced in every bite.
Crafting the Signature Cheddar Cheese Sauce and Red Ranch Flavor
How to Make a Smooth and Creamy Cheddar Cheese Sauce
The cheddar cheese sauce is what makes this copycat recipe so special. First, start by melting butter in a small saucepan over low heat. Then, add a bit of flour to thicken the sauce and stir until smooth. Next, slowly whisk in milk to get a creamy texture. Once it’s warm, add shredded cheddar cheese and stir until melted.
For extra flavor, you can mix in a pinch of onion powder or a splash of broth. The sauce should be smooth and pourable but thick enough to coat the sandwich. If it gets too thick, just add a little more milk. Finally, keep the sauce warm until you’re ready to assemble the sandwiches. This helps create that gooey, cheesy goodness you love!
Enhancing the Red Ranch Sauce for a True Fast-Food Experience
The red ranch sauce brings a tangy, slightly sweet kick to the roast beef sandwich. Instead of just using ketchup, add a few extra ingredients to mimic Arby’s sauce.
- Tomato Base: Start with ketchup for sweetness.
- Vinegar Kick: A splash of apple cider vinegar adds tang.
- Seasoning Boost: Onion powder and garlic powder enhance the depth.
- Sweetness: A little brown sugar rounds out the flavors.
- Optional Heat: A dash of paprika or cayenne for extra spice.
Next, whisk everything together and let it sit for a few minutes. This allows the flavors to blend perfectly. Then, spread a thin layer on the bottom bun before adding the roast beef. This ensures every bite has that delicious, fast-food-style flavor.

Perfecting the Bun and Assembly for a Restaurant-Style Experience
Why Onion Buns or Hamburger Buns Elevate the Texture
Choosing the right bun is key to nailing the copycat Arby’s beef and cheddar sandwich. First, an onion bun is the best choice because it adds a slight sweetness that pairs perfectly with the savory beef and cheese. However, if you can’t find one, regular hamburger buns work too.
Bun Type | Texture | Flavor Pairing |
---|---|---|
Onion Bun | Soft, slightly chewy | Sweet & savory balance |
Regular Hamburger Bun | Light & fluffy | Neutral flavor |
Brioche Bun | Buttery & rich | Adds extra sweetness |
Toasting the bun before assembling makes a huge difference. First, lightly butter the inside and toast it in a skillet until golden brown. Then, let it cool slightly before adding the toppings. This keeps the bun from getting soggy while adding a little crunch.
Layering the Ingredients for the Ultimate Roast Beef Sandwich
Stacking the ingredients in the right order ensures a great texture and taste in every bite.
- Start with the bottom bun: Toasted for extra flavor.
- Add a layer of red ranch sauce: Enhances the roast beef.
- Pile on the thin-sliced roast beef: Spread it evenly.
- Drizzle the warm cheddar cheese sauce: Ensures every bite is cheesy.
- Top it off with the bun: Lightly press down to keep everything in place.
Finally, serve immediately for the best experience!
Serving, Pairing, and Enjoying Your Homemade Copycat Recipe
Best Sides to Serve with Your Beef & Cheddar Sandwich
A roast beef and cheddar sandwich is best served with classic fast-food-style sides.
Side | Description | Why It Works |
---|---|---|
Curly Fries | Crispy, seasoned fries | Matches the fast-food experience |
French Fries | Classic potato fries | Simple, crunchy, and filling |
Coleslaw | Creamy, crunchy cabbage mix | Adds freshness to balance the richness |
Onion Rings | Crunchy, golden-fried onions | Complements the onion bun |
You can also serve it with a small cup of extra Arby’s sauce for dipping!
Storing and Reheating for the Best Leftover Experience
If you have leftovers, proper storage is important.
- Store roast beef separately: Keep it in an airtight container in the fridge.
- Reheat in a small saucepan: This keeps the beef juicy.
- Keep cheese sauce warm: Reheat gently to avoid clumps.
- Toast buns before serving: This keeps them from getting soggy.
For the best results, assemble the sandwich just before eating. This ensures everything stays fresh and delicious!
Ingredients
Before we get started, let’s talk about the stars of the show! Each ingredient plays a key role in making this Copycat Arby’s Beef & Cheddar Sandwiches taste just like the fast-food favorite.
- Thin-Sliced Deli Roast Beef (1 lb) – The heart of the sandwich! Tender and juicy, this thin-sliced roast beef recreates the melt-in-your-mouth experience of Arby’s roast beef. For best results, warm it in a small saucepan with a splash of broth.
- Onion Buns (4) – These soft, slightly sweet buns hold everything together. They add a little extra flavor, making the sandwich taste just like the original. If you can’t find onion buns, hamburger buns work too!
- Cheddar Cheese Sauce (1 cup) – The gooey, creamy goodness that makes this sandwich irresistible. It coats the roast beef perfectly and brings a rich, cheesy bite to every mouthful.
- Red Ranch Sauce (½ cup) – This tangy, slightly sweet sauce ties everything together. It’s the secret ingredient that gives the sandwich its signature taste!
- Butter (2 tbsp) – Used for toasting the buns, adding a touch of richness and crunch to the sandwich.
- Onion Powder (½ tsp) – A small but powerful addition to enhance the roast beef’s flavor.
- Beef Broth (¼ cup, optional) – If your deli roast beef needs extra moisture, warm it in a small saucepan with beef broth to keep it tender.
- Salt & Pepper (to taste) – A little seasoning goes a long way in balancing flavors.
Step-by-Step Instructions
Now that we have our ingredients, let’s get cooking! This copycat recipe comes together in just a few simple steps.
Step 1: Warm the Roast Beef
Place the thin-sliced roast beef in a small saucepan over low heat. Add a splash of beef broth to keep it juicy. Stir occasionally and let it warm for about 3-5 minutes. This ensures that the meat stays tender and doesn’t dry out.
Step 2: Toast the Onion Buns
While the beef is warming, melt butter in a skillet over medium heat. Place the onion buns (or hamburger buns) cut-side down and toast until golden brown. This prevents them from getting soggy and adds an extra layer of flavor.
Step 3: Make the Cheddar Cheese Sauce
If using store-bought cheddar cheese sauce, warm it in a small saucepan over low heat, stirring occasionally. If making it from scratch, melt 1 tbsp butter in a pan, stir in ½ tbsp flour, then slowly whisk in ½ cup milk. Once thickened, add 1 cup shredded cheddar cheese and stir until smooth.
Step 4: Assemble the Sandwich
- Spread a generous layer of red ranch sauce on the bottom bun.
- Pile on the warm roast beef, making sure it’s evenly spread.
- Drizzle the cheddar cheese sauce over the beef.
- Place the top bun on and gently press down to hold everything together.
Step 5: Serve and Enjoy!
That’s it! Your beef ‘n cheddar sandwich is ready to be devoured. Serve immediately while warm for the best experience!
Serving
This roast beef and cheddar sandwich is delicious on its own, but pairing it with the right sides takes it to another level.
Best Ways to Serve It:
- Classic Fast-Food Style – Serve with curly fries or french fries for the ultimate meal.
- Lighter Option – Pair with a fresh side salad or steamed veggies.
- Game-Day Snack – Cut the sandwiches into halves or quarters and serve with dipping sauces like Arby’s sauce or honey mustard.
For an extra twist, sprinkle a little onion powder on top or add some crispy onion rings to the sandwich for more crunch!
Tips and Hacks
Want to take your Copycat Arby’s Beef & Cheddar Sandwiches to the next level? These tips and tricks will help!
- Make It Extra Juicy – Warm the thin-sliced roast beef with beef broth to keep it from drying out.
- Boost the Cheese Sauce – Add a pinch of onion powder or a splash of hot sauce for extra flavor.
- Toasting is Key – Always toast the buns to keep them from getting soggy under the cheese sauce.
- Storage Tip – If you have leftovers, store the cheese sauce and red ranch sauce separately. Assemble fresh before serving!
Nutrition Facts
Nutrient | Per Serving |
---|---|
Serving Size | 1 Sandwich |
Calories | 490 kcal |
Fat | 22g |
Carbohydrates | 42g |
Protein | 28g |
Sodium | 920mg |
Fiber | 3g |
Please note: These values are estimated based on ingredient brands, portion sizes, and preparation methods.
Prep Time
- Prep time: 10 minutes
- Cook time: 10 minutes
- Total time: 20 minutes
Please note: This prep time is based on using pre-sliced deli roast beef and store-bought cheese sauce. If making the cheese sauce from scratch, add an extra 5 minutes.
Now that you have everything ready, it’s time to enjoy your Copycat Arby’s Beef & Cheddar Sandwiches—just as cheesy, meaty, and satisfying as the original!
FAQs
Can I use a different type of bun instead of an onion bun?
Absolutely! An onion bun gives the sandwich its signature taste, but you can swap it for other options. First, try hamburger buns if you want a classic feel. Next, brioche buns add a slightly sweet, buttery flavor. Then, for extra crunch, lightly toast your choice of bun. No matter what, your Copycat Arby’s Beef & Cheddar Sandwiches will still taste amazing!
What’s the best way to warm the thin-sliced roast beef?
The best method is using a small saucepan over low heat. First, add a splash of beef broth to keep the thin-sliced roast beef moist. Then, stir occasionally and let it warm for a few minutes. Avoid high heat, or it may dry out. Also, covering the pan helps retain moisture. This trick keeps your roast beef sandwich tender and juicy!
Can I make the cheddar cheese sauce from scratch?
Yes! Making cheddar cheese sauce is simple. First, melt butter in a small saucepan over low heat. Next, stir in flour, then slowly whisk in milk until smooth. Then, add shredded cheddar cheese and a pinch of onion powder for extra flavor. Stir until creamy. Finally, keep it warm until assembling your beef ‘n cheddar sandwich. It’s easy and tastes delicious!
What are the best sides to serve with this sandwich?
Classic fast food sides work best! First, serve it with crispy curly fries or golden french fries. Next, onion rings add a delicious crunch. Then, for a lighter option, try a fresh side salad. Finally, a small cup of Arby’s sauce for dipping makes the meal complete. No matter what, your copycat recipe will feel just like the real deal!
A Delicious Copycat Recipe Worth Trying
Now you can enjoy Copycat Arby’s Beef & Cheddar Sandwiches anytime, right at home! First, you get the same mouthwatering layers of thin-sliced roast beef, melty cheddar cheese sauce, and tangy red ranch sauce stacked on a soft onion bun. Next, it’s easy to make, budget-friendly, and perfect for any meal. Then, pair it with curly fries or crispy french fries for the ultimate fast food experience.
Also, this copycat recipe lets you control the ingredients and flavors. You can make it as cheesy, saucy, or stacked as you like! Plus, with just a small saucepan, a few simple ingredients, and a quick cooking time, you’ll have a beef ‘n cheddar sandwich that tastes just like the real deal. So, grab your hamburger buns, whip up some Arby’s sauce, and dig into your homemade roast beef sandwich today!
More Tasty Recipes to Try
- Fluffy Pancakes Without Milk – A dairy-free breakfast that’s just as delicious and easy to make!
- Ciabatta Sandwich Recipes – Crispy, flavorful sandwiches perfect for any meal.
- Spicy Meatloaf Recipe – A bold and savory dish with the perfect balance of heat.