Why You’ll Love This Recipe
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Rich and savory: Juicy roast beef combined with creamy cheddar sauce.
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Easy to make at home: Recreate the classic Arby’s flavor with simple ingredients.
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Comfort food favorite: Perfect for lunch or dinner.
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Quick preparation: Ready in under 30 minutes.
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Customizable: Add your favorite toppings or bread type.
Ingredients
(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)
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Thinly sliced roast beef
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Sesame seed sandwich buns
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Cheddar cheese sauce (homemade or store-bought)
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Red onions (sliced)
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Butter (for toasting buns)
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Optional: pickles or lettuce for extra crunch
Directions
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Prepare cheddar sauce: Warm cheddar cheese sauce in a small saucepan or microwave until smooth and creamy.
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Toast buns: Butter the sandwich buns lightly and toast in a skillet or oven until golden.
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Heat beef: Warm the sliced roast beef in a skillet over medium heat until heated through.
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Assemble sandwiches: Pile warm roast beef on the toasted buns, drizzle with cheddar cheese sauce, and top with sliced red onions.
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Serve: Add pickles or lettuce if desired and serve immediately.
Servings and Timing
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Servings: 4 sandwiches
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Prep Time: 10 minutes
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Cook Time: 15 minutes
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Total Time: 25 minutes
Variations
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Spicy twist: Add jalapeños or spicy mustard.
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Cheese alternatives: Use pepper jack or Swiss cheese sauce.
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Bread options: Substitute with hoagie rolls or pretzel buns.
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Add veggies: Include lettuce, tomato, or pickles.
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Make it gluten-free: Use gluten-free buns.
Storage/Reheating
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Storage: Best eaten fresh; refrigerate leftovers separately for up to 2 days.
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Reheating: Warm roast beef and cheddar sauce separately before assembling.
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Freezing: Not recommended for assembled sandwiches.
FAQs
Can I use deli roast beef?
Yes, but heating it gently improves flavor and texture.
How do I make cheddar cheese sauce?
Melt cheddar cheese with a bit of milk or cream until smooth.
Can I prepare this sandwich ahead?
Prepare components ahead but assemble just before serving.
What kind of onions work best?
Raw red onions provide crunch and tang; caramelized onions add sweetness.
Is this sandwich high in calories?
It’s indulgent; adjust portion size and toppings to suit dietary needs.
Can I add mustard or sauces?
Yes, horseradish sauce or spicy mustard complements well.
How do I keep buns from getting soggy?
Toast buns and assemble sandwiches just before eating.
Can I use pre-made cheese sauce?
Yes, store-bought cheese sauce works well for convenience.
What sides pair well?
French fries, onion rings, or a simple salad.
Is this sandwich kid-friendly?
Yes, but remove onions if preferred.
Conclusion
Arby’s Beef & Cheddar sandwich is a deliciously satisfying meal combining tender roast beef, creamy cheddar sauce, and tangy onions on a toasted bun. Easy to recreate at home, it’s a perfect comfort food that brings fast-food flavor to your kitchen.

Arby’s Beef & Cheddar
- Prep Time: 10 minutes
- Cook Time: 15 minutes
- Total Time: 25 minutes
- Yield: 4 sandwiches
- Category: Main Dish
- Method: Toasting
- Cuisine: American
- Diet: Gluten Free
Description
Arby’s Beef & Cheddar is a beloved fast-food sandwich featuring tender, thinly sliced roast beef on a toasted sesame seed bun, topped with creamy cheddar cheese sauce and zesty red onions. This rich, savory sandwich delivers a satisfying blend of flavors that’s easy to recreate at home for a comforting lunch or dinner.
Ingredients
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Thinly sliced roast beef
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4 sesame seed sandwich buns
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Cheddar cheese sauce (homemade or store-bought)
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½ cup red onions, thinly sliced
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Butter (for toasting buns)
- Optional: pickles or lettuce for extra crunch
Instructions
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Prepare cheddar sauce: Warm cheddar cheese sauce in a small saucepan or microwave until smooth and creamy.
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Toast buns: Lightly butter the sandwich buns and toast in a skillet or oven until golden brown.
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Heat beef: Warm sliced roast beef in a skillet over medium heat until heated through.
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Assemble sandwiches: Pile warm roast beef on toasted buns, drizzle with cheddar cheese sauce, and top with sliced red onions.
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Serve: Add pickles or lettuce if desired and serve immediately.
Notes
Add jalapeños or spicy mustard for a spicy kick.Substitute cheddar cheese sauce with pepper jack or Swiss cheese sauce.Use hoagie rolls or pretzel buns as bread alternatives.Include lettuce, tomato, or pickles for added freshness.Use gluten-free buns for gluten-free option.