Copycat Arby’s Beef and Cheddar is an irresistible homemade version of the beloved fast-food classic. This indulgent sandwich features tender, thinly sliced roast beef smothered in creamy cheddar cheese sauce and nestled in a soft bun, topped with crispy onion straws. Perfect for satisfying cravings after a long day or impressing guests at your next gathering, this recipe brings the iconic flavors of Arby’s right to your kitchen.