Indulge in the classic comfort of roast beef sandwiches. Perfect for a quick lunch or a satisfying dinner, these sandwiches combine savory roast beef, creamy mayonnaise, fresh lettuce, and juicy tomato slices, all melted together with your favorite cheese.
If you don't usually have thinly sliced roast beef at home, you can find it in the deli section of your supermarket. Additionally, make sure you have fresh lettuce and tomato on hand, as these add a refreshing crunch to the sandwich. Choose a cheese that melts well, such as cheddar or Swiss.

Ingredients For Roast Beef Sandwiches Recipe
Bread: The base of the sandwich, choose your favorite type.
Roast beef: Thinly sliced, providing the main protein.
Cheese: Adds a creamy, melted texture.
Lettuce: Provides a fresh, crisp element.
Tomato: Adds juiciness and a slight tang.
Mayonnaise: Creamy spread that enhances the flavor.
Technique Tip for This Recipe
To ensure your roast beef sandwiches are perfectly grilled, use a panini press or a cast iron skillet for even heat distribution. Lightly butter the outer sides of the bread before grilling to achieve a crispy, golden-brown crust. If you prefer a more melty cheese, cover the skillet with a lid while grilling to trap the heat and help the cheese melt faster.
Suggested Side Dishes
Alternative Ingredients
bread - Substitute with whole grain bread: Adds more fiber and nutrients.
bread - Substitute with gluten-free bread: Suitable for those with gluten intolerance.
thinly sliced roast beef - Substitute with thinly sliced turkey: A leaner option with less fat.
thinly sliced roast beef - Substitute with thinly sliced ham: Offers a different flavor profile.
your choice cheese - Substitute with Swiss cheese: Adds a mild, nutty flavor.
your choice cheese - Substitute with provolone cheese: Melts well and has a mild taste.
shredded lettuce - Substitute with baby spinach: Provides more vitamins and minerals.
shredded lettuce - Substitute with arugula: Adds a peppery flavor.
sliced tomato - Substitute with roasted red peppers: Adds a sweet and smoky flavor.
sliced tomato - Substitute with cucumber slices: Adds a refreshing crunch.
mayonnaise - Substitute with Greek yogurt: Lower in fat and adds a tangy flavor.
mayonnaise - Substitute with avocado spread: Adds healthy fats and a creamy texture.
Other Alternative Recipes Similar to This
How to Store / Freeze This Recipe
- Allow the roast beef sandwiches to cool completely before storing. This prevents condensation, which can make the bread soggy.
- Wrap each sandwich individually in plastic wrap or aluminum foil. This helps maintain freshness and prevents the sandwiches from drying out.
- Place the wrapped sandwiches in an airtight container or a resealable plastic bag. This adds an extra layer of protection against moisture and odors.
- Store the sandwiches in the refrigerator if you plan to consume them within 2-3 days. This keeps the lettuce and tomato crisp and the roast beef fresh.
- For longer storage, place the wrapped sandwiches in the freezer. They can be frozen for up to 1 month without significant loss of quality.
- When ready to eat, thaw frozen sandwiches in the refrigerator overnight. This ensures even thawing and prevents the bread from becoming too soggy.
- To reheat, preheat your oven to 350°F (175°C). Place the sandwiches on a baking sheet and cover them loosely with aluminum foil. Heat for about 10-15 minutes, or until the cheese is melted and the roast beef is warmed through.
- Alternatively, you can reheat the sandwiches in a microwave. Unwrap the sandwich and place it on a microwave-safe plate. Cover with a damp paper towel to retain moisture and heat on medium power for 1-2 minutes, checking frequently to avoid overcooking.
- If you prefer a crispy texture, reheat the sandwiches in a skillet over medium heat. Cook each side for 2-3 minutes, pressing down gently with a spatula to ensure even heating and a golden-brown crust.
How to Reheat Leftovers
Preheat your oven to 350°F (175°C). Wrap each sandwich in aluminum foil to keep the bread from drying out. Place the wrapped sandwiches on a baking sheet and heat for about 15-20 minutes, or until the cheese is melted and the roast beef is warmed through.
If you're in a hurry, use a microwave. Place the sandwich on a microwave-safe plate and cover it with a damp paper towel to prevent the bread from becoming too tough. Microwave on medium power for about 1-2 minutes, checking halfway through to ensure even heating.
For a crispy exterior, use a skillet. Heat a non-stick skillet over medium heat. Place the sandwich in the skillet and cover with a lid to trap the heat. Cook for about 3-4 minutes on each side, or until the bread is golden brown and the cheese is melted.
If you have a toaster oven, preheat it to 350°F (175°C). Place the sandwich directly on the rack or on a baking sheet. Heat for about 10-15 minutes, or until the cheese is melted and the roast beef is warmed through.
For an air fryer, preheat it to 350°F (175°C). Place the sandwich in the air fryer basket and heat for about 5-7 minutes, or until the bread is crispy and the cheese is melted.
Best Tools for This Recipe
Skillet: Use this to grill the sandwiches until the bread is golden brown and the cheese is melted.
Spatula: This will help you flip the sandwiches in the skillet to ensure even grilling.
Knife: Essential for slicing the tomato and possibly cutting the sandwiches in half for serving.
Cutting board: Provides a safe surface for slicing the tomato and assembling the sandwiches.
Measuring cup: Useful for measuring out the mayonnaise accurately.
Spreader: Handy for spreading the mayonnaise evenly on each slice of bread.
Plate: Use this to hold the assembled sandwiches before grilling and for serving.
Tongs: Can be used to handle the sandwiches in the skillet without squishing them.
How to Save Time on Making This Recipe
Pre-slice ingredients: Pre-slice the tomato and lettuce ahead of time to save minutes during assembly.
Use deli-sliced roast beef: Opt for pre-sliced roast beef from the deli to avoid the hassle of slicing it yourself.
Pre-grate cheese: Buy pre-sliced cheese or grate it in advance to streamline the process.
Prepare in bulk: Make multiple sandwiches at once and store them in the fridge for quick meals throughout the week.
Use a sandwich press: A sandwich press can grill multiple sandwiches simultaneously, cutting down on cooking time.

Roast Beef Sandwiches Recipe
Ingredients
Main Ingredients
- 8 slices Bread
- 1 lb Roast Beef thinly sliced
- 4 slices Cheese your choice
- 1 cup Lettuce shredded
- 1 unit Tomato sliced
- 0.5 cup Mayonnaise
Instructions
- 1. Spread mayonnaise on each slice of bread.
- 2. Layer roast beef, cheese, lettuce, and tomato on four slices of bread.
- 3. Top with remaining slices of bread.
- 4. Heat a skillet over medium heat and grill sandwiches until bread is golden brown and cheese is melted.
Nutritional Value
Keywords
Suggested Appetizers and Desserts
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