Copycat Arby's Roast Beef Sandwich

Tender, tasty thin-sliced beef. Tangy Arby’s sauce. Onion buns. And of course, seasoned curly fries. It’s impossible to make enough of it because no matter what, I’m going to make it disappear.

Course Main

Cuisine American

Keyword copycat, roast beef, sandwich

Prep Time 15

Cook Time 8

Total Time 8 15

Servings sandwiches

Calories 325kcal

Author Mike

Equipment

slow cooker

Ingredients

For the roast beef

24 ounces thin deli-sliced roast beef
½ cup water substitute beef broth for more beefy flavor
½ cup brown sugar
1 envelope onion soup mix I used 4 tablespoons of my homemade mix
1 medium onion chopped
½ teaspoon garlic powder
dash Worcestershire sauce
pinch kosher salt
pinch freshly ground black pepper

For the copycat Arby's sauce

½ cup ketchup
1 tablespoon apple cider vinegar
¼ cup water might need more
hot sauce to taste
¼ teaspoon onion powder
¼ teaspoon garlic powder
2 tablespoons brown sugar
¼ teaspoon Kosher salt

For the sandwich build

8 onion buns
Roast beef
Arby's sauce

For the curly fries

1 28 ounce Ore-Ida Crispy Zesty Seasoned Curly Fries cooked per package instructions
2 teaspoons paprika
1 ½ teaspoons Kosher salt
¼ teaspoon garlic powder
¼ teaspoons onion powder
⅛ teaspoon cayenne pepper

Instructions

For the roast beef

Place the roast beef in the bottom of a slow cooker.
Whisk together the remaining ingredients in a small bowl and pour over the roast beef.
Cover and cook on low for up to 8 hours, Stirring to get the meat in all of the liquid as it goes.

For the copycat Arby's sauce

Whisk together all ingredients.
Pour into a small saucepan over medium-low heat.
Cook for 20 minutes, stirring often.
Store any leftover sauce (which is unlikely) in the fridge for up to a week.

For the sandwich build

Warm or toast the buns if desired.
Pile the roast beef high on the buns and serve topped with the Arby's sauce with fries on the side.

For the curly fries

Bake fries per package instructions.
Transfer cooked fries to a large bowl.
Combine the remaining ingredients and sprinkle over the fries.
Toss gently to coat. Serve.

Nutrition