Irresistible Classic Tuna Melts

Category: Everyday Mains Made Simple

This dish brings together canned tuna blended with creamy mayonnaise, crisp celery, tangy pickles, and sharp cheddar cheese, all nestled between buttered bread slices. The sandwiches are grilled until the bread is golden brown and the cheese melts perfectly. The combination of textures and flavors creates a warm, savory bite that balances richness with a refreshing crunch. Preparation is straightforward, ideal for a quick lunch or light dinner.

Breanna smiling at the camera.
Created By Breanna
Last updated on Thu, 15 Jan 2026 18:12:43 GMT
Three stacked tuna melts with onions and peppers. Save
Three stacked tuna melts with onions and peppers. | foodiffy.com

This irresistible classic tuna melt is a quick and satisfying lunch or dinner option that comes together in under 25 minutes. It balances creamy tuna filling with melted cheddar cheese and perfectly toasted bread for a comforting meal any day of the week.

I first made this after realizing I had all the ingredients on hand& it quickly became a family favorite for casual meals.

Ingredients

  • Two cans of tuna: drained well for a flaky, moist filling
  • One third cup mayonnaise: to bind the tuna and add creamy richness choose a good quality mayo for best flavor
  • Quarter cup diced celery: for crisp texture and fresh contrast
  • Two tablespoons diced red onion: which adds a mild sharpness pick red onions that are firm and free from soft spots
  • One tablespoon chopped dill pickles: for tang and a subtle burst of acidity use crunchy pickles for texture
  • Salt and pepper: to taste to bring out all the flavors but remember to start light and adjust as you go
  • Four slices of bread: choose sturdy slices like sourdough or country white for grilling without sogginess
  • Four slices of cheddar cheese: sharp or mild depending on your preference quality cheddar melts beautifully and adds depth
  • Butter for grilling: to achieve golden crispness and enhance flavor use unsalted or lightly salted butter for control

Instructions

Build The Tuna Mixture:
Mix the drained tuna with mayonnaise until creamy then fold in diced celery, red onion, and chopped pickles. Season with salt and pepper to create a balanced and flavorful filling.
Assemble The Sandwiches:
Lay out your bread slices then top each with a slice of cheddar cheese. Spoon the tuna mixture evenly over half the slices and top with the remaining bread to form sandwiches.
Butter And Grill:
Spread butter evenly on the outside of each sandwich. Heat a skillet over medium heat and cook the sandwiches for about four minutes on each side. Press gently to ensure even grilling until the bread is golden brown and the cheese has melted smoothly.
Slice And Serve:
Remove from heat and let the sandwiches rest for a minute before slicing in half. Serving warm lets the cheese stay creamy and the flavors meld perfectly.
Three stacked tuna melts with lettuce and tomato.
Three stacked tuna melts with lettuce and tomato. | foodiffy.com

I love how the dill pickles add a surprising tang to the classic blend it brightens each bite. Making these sandwiches takes me back to lazy weekends spent chatting around the kitchen table with family.

Storage tips

Store any leftover tuna melt filling in an airtight container in the refrigerator for up to two days. The assembled sandwiches are best eaten fresh but you can wrap them tightly and refrigerate for a few hours if needed. To reheat, toast in a skillet or oven to keep the bread crisp and cheese melty.

Ingredient swaps

Try swapping the cheddar for Swiss or provolone for a milder cheese flavor. If you do not have dill pickles, capers work well as a tangy alternative. For a lighter version, mix in Greek yogurt with the mayo or use avocado instead.

Serving ideas

Pair your tuna melts with a simple green salad, crunchy pickles, or a cup of tomato soup for a classic deli-style meal. They also work great alongside crispy fries or sweet potato chips to round out the dish.

Seasonal twists

Add diced apples or figs in the tuna mixture for subtle sweetness during fall. Switch up the onion for scallions or chives in spring to keep it fresh. Summer versions can have sliced tomatoes layered inside for extra juiciness.

A stack of tuna melts with lettuce and tomato.
A stack of tuna melts with lettuce and tomato. | foodiffy.com

This classic tuna melt is a quick and easy option that never fails to satisfy lunch or dinner cravings. Enjoy the comforting flavors and simple preparation any day of the week.

Frequently Asked Recipe Questions

→ What type of bread works best for these melts?

Sturdy bread like sourdough or a thick white loaf prevents sogginess and holds the filling well during grilling.

→ Can I use fresh herbs in the mixture?

Yes, finely chopped dill or parsley can brighten the flavor without overpowering the classic taste.

→ How do I achieve a crispy crust on the sandwiches?

Butter the outside of each bread slice before grilling over medium heat until golden brown and crisp.

→ Is it better to drain the tuna thoroughly?

Absolutely. Well-drained tuna prevents excess moisture that could make the sandwiches soggy.

→ Can I substitute cheddar with other cheeses?

Sharp cheeses like Swiss or provolone work well and melt beautifully while complementing the tuna mix.

Classic Tuna Melts

Golden grilled tuna sandwiches with cheddar, celery, and pickles for a quick satisfying lunch.

Preparation Time
15 mins
Time to Cook
8 mins
Overall Time
23 mins
Created By: Breanna

Type of Recipe: Lunch & Dinner

Cooking Difficulty: Suitable for Beginners

Cultural Origin: American

Portion Size: 4 Number of Servings (4 sandwiches)

Dietary Options: ~

Ingredients Required

→ Tuna Mixture

01 2 cans (approx. 340g) drained tuna
02 80 ml mayonnaise
03 30 g diced celery
04 30 g diced red onion
05 15 g chopped dill pickles
06 Salt and pepper to taste

→ Sandwich Assembly

07 4 slices sandwich bread
08 4 slices cheddar cheese (approx. 120 g)
09 Butter for grilling (approx. 20 g)

Guide to Cooking

Step 01

In a bowl, combine the drained tuna, mayonnaise, diced celery, diced red onion, chopped pickles, salt, and pepper. Mix thoroughly until evenly incorporated.

Step 02

Layer the tuna mixture between slices of bread with cheddar cheese to form sandwiches.

Step 03

Spread butter evenly on the outer sides of each sandwich. Grill in a preheated pan over medium heat until the bread is golden and cheese is melted, approximately 4 minutes per side.

Step 04

Slice the grilled sandwiches diagonally and serve immediately while warm.

Extra Suggestions

  1. Use mayonnaise sparingly to maintain the sandwich’s texture without making it overly moist.

Necessary Equipment

  • Frying pan
  • Mixing bowl

Allergen Info

Always check ingredient labels for allergens, and talk to a health expert if you’re unsure.
  • Contains fish, dairy, and gluten

Nutritional Info (Per Serving)

Nutrition facts are for general information and shouldn’t replace professional health advice.
  • Energy (Calories): 450
  • Fats: 25 g
  • Carbohydrates: 30 g
  • Protein: 30 g