An open-faced tuna melt sandwich is a delightful and quick meal that's perfect for lunch or a light dinner. Combining the creamy texture of tuna with the crunch of celery and red onion, all topped with melted cheddar cheese, this sandwich is sure to satisfy your taste buds.
Most of the ingredients for this recipe are common pantry items, but you might need to pick up a few things at the supermarket. Make sure you have a can of tuna, mayonnaise, and cheddar cheese. Fresh celery and red onion add a nice crunch and flavor, so don't skip these.

Ingredients for Open-Faced Tuna Melt Sandwich
Tuna: Provides the main protein and flavor for the sandwich.
Bread: Acts as the base for the open-faced sandwich; choose your favorite type.
Mayonnaise: Adds creaminess and binds the tuna mixture together.
Celery: Adds a crunchy texture and fresh flavor.
Red onion: Provides a sharp, tangy taste that complements the tuna.
Cheddar cheese: Melts on top to create a gooey, delicious finish.
Salt: Enhances the overall flavor of the tuna mixture.
Pepper: Adds a bit of heat and depth to the flavor profile.
Technique Tip for This Recipe
To enhance the flavor and texture of your tuna mixture, consider adding a squeeze of lemon juice and a teaspoon of Dijon mustard. This will give the tuna a zesty kick and a subtle depth of flavor. Additionally, to achieve an extra crispy bread base, lightly toast the bread slices before spreading the tuna mixture on top. This will prevent the bread from becoming soggy during baking.
Suggested Side Dishes
Alternative Ingredients
tuna - Substitute with canned salmon: Canned salmon offers a similar texture and flavor profile, making it a great alternative to tuna.
bread - Substitute with whole grain bread: Whole grain bread provides more fiber and nutrients, enhancing the nutritional value of the sandwich.
mayonnaise - Substitute with Greek yogurt: Greek yogurt is a healthier option with less fat and more protein, while still providing a creamy texture.
celery - Substitute with diced cucumber: Diced cucumber adds a refreshing crunch and similar texture to celery.
red onion - Substitute with green onions: Green onions offer a milder flavor and can be a good alternative for those who find red onions too strong.
cheddar cheese - Substitute with mozzarella cheese: Mozzarella cheese melts well and has a mild flavor that complements the other ingredients.
salt - Substitute with soy sauce: Soy sauce adds a savory umami flavor and can reduce the need for additional salt.
pepper - Substitute with cayenne pepper: Cayenne pepper adds a bit of heat and can enhance the overall flavor profile of the sandwich.
Other Alternative Recipes Similar to This Dish
How To Store / Freeze This Recipe
Allow the tuna melt 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 to maintain freshness and prevent them 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 container or bag in the refrigerator if you plan to consume the tuna melts within 2-3 days. For longer storage, place them in the freezer.
When freezing, label the container or bag with the date to keep track of how long they have been stored. Tuna melts can be frozen for up to 1 month.
To reheat refrigerated tuna melts, preheat your oven to 350°F (175°C). Place the sandwiches on a baking sheet and heat for about 10 minutes, or until the cheese is melted and the bread is warm.
For frozen tuna melts, thaw them in the refrigerator overnight before reheating. Alternatively, you can reheat them directly from frozen by baking at 350°F (175°C) for 15-20 minutes, or until heated through and the cheese is bubbly.
Avoid using the microwave to reheat tuna melts as it can make the bread rubbery and the cheese unevenly melted.
If you prefer a crispier texture, you can reheat the tuna melts in a toaster oven or under the broiler for a few minutes. Keep a close eye to prevent burning.
Always check the internal temperature of the tuna melt to ensure it reaches at least 165°F (74°C) for safe consumption.
How To Reheat Leftovers
Preheat your oven to 350°F (175°C). Place the leftover open-faced tuna melt sandwich on a baking sheet. Heat for about 10 minutes or until the cheese is melted and bubbly again, and the bread is crispy.
For a quicker method, use a toaster oven. Set it to 350°F (175°C) and place the sandwich inside. Toast for 5-7 minutes, keeping an eye on it to ensure the cheese melts perfectly without burning.
If you prefer using a microwave, place the sandwich on a microwave-safe plate. Cover it with a microwave-safe lid or a damp paper towel to prevent it from drying out. Microwave on medium power for 1-2 minutes, checking halfway through to ensure the cheese is melting evenly.
For a stovetop method, heat a non-stick skillet over medium heat. Place the sandwich in the skillet and cover with a lid. Heat for about 5 minutes, or until the cheese is melted and the bread is toasted to your liking.
Best Tools for This Recipe
Oven: Used to bake the open-faced tuna melt sandwiches until the cheese is melted and bubbly.
Mixing bowl: Used to combine the drained tuna, mayonnaise, celery, red onion, salt, and pepper.
Baking sheet: Used to place the bread slices on for baking.
Knife: Used to finely chop the celery and red onion.
Cutting board: Used as a surface for chopping the celery and red onion.
Measuring cups: Used to measure out the mayonnaise, celery, red onion, and shredded cheddar cheese.
Spoon: Used to mix the tuna mixture and to spread it evenly on the bread slices.
Oven mitts: Used to safely handle the hot baking sheet when removing it from the oven.
How to Save Time on Making This Recipe
Prepare ingredients in advance: Chop the celery and red onion ahead of time and store them in the fridge.
Use pre-shredded cheese: Opt for pre-shredded cheddar cheese to save time on grating.
Toast bread while mixing: Start toasting the bread slices while you mix the tuna mixture to streamline the process.
Batch preparation: Make a larger batch of the tuna mixture and store it in the fridge for quick assembly later.
Use a toaster oven: A toaster oven heats up faster than a conventional oven, reducing overall cooking time.
Open-Faced Tuna Melt Sandwich
Ingredients
Main Ingredients
- 1 can Tuna drained
- 2 slices Bread your choice of bread
- ¼ cup Mayonnaise
- ¼ cup Celery finely chopped
- ¼ cup Red Onion finely chopped
- ½ cup Cheddar Cheese shredded
- to taste Salt and Pepper
Instructions
- 1. Preheat your oven to 400°F (200°C).
- 2. In a mixing bowl, combine the drained tuna, mayonnaise, celery, red onion, salt, and pepper.
- 3. Place the bread slices on a baking sheet and spread the tuna mixture evenly on each slice.
- 4. Sprinkle the shredded cheddar cheese on top of the tuna mixture.
- 5. Bake in the preheated oven for about 5 minutes, or until the cheese is melted and bubbly.
- 6. Serve hot and enjoy!
Nutritional Value
Keywords
More Amazing Recipes to Try 🙂
- Chicken Cheese Steak Recipe30 Minutes
- Corn Fritters Recipe25 Minutes
- Pigs in a Blanket Recipe25 Minutes
- Lemon Pepper Chicken Wings Recipe40 Minutes
- Baked Chicken Nuggets Recipe35 Minutes
- Chunky Italian Spaghetti Sauce Recipe1 Hours
- Jalapeno Poppers Recipe35 Minutes
- Cheesy Italian Meatball Pockets Recipe40 Minutes
Leave a Reply