Sándwich de atún para la lonchera de los niños

This quick tuna sandwich pairs a simple mayonnaise-and-pepper tuna filling with toasted bread for an easy lunchbox option. The listed cucumber can be packed alongside, though the method does not say how to use it.
Ingredients
- 1 cantuna
- 1 mediumcucumber
- 2 tablespoonsmayonnaise
- to tastefreshly cracked black pepper
Instructions
- 1
Drain the tuna
Drain the canned tuna in a colander, then put it in a bowl.
- 2
Mix the filling
Add the mayonnaise and freshly cracked black pepper to the bowl and mix. The tuna filling is ready.
- 3
Toast the bread
Toast the bread slices for 1 minute. Layer the tuna mixture on one slice.
- 4
Close the sandwich
Spread a little mayonnaise on the second bread slice, then press it onto the first to close the sandwich.
- 5
Cut into pieces
Trim a small amount from the edges, then cut the sandwich into 4 pieces for the lunchbox.
- 6
Pack the sides
Pack cherry tomatoes, a couple of cookies and assorted nuts alongside the sandwich.
What is a tuna sandwich?
Tuna sandwiches are a familiar American lunch, usually made with canned tuna bound with mayonnaise and served between slices of bread. This version keeps the filling especially simple, with black pepper for seasoning.
The method is designed for a lunchbox: toast the bread, cut the sandwich into four pieces and pack it with small sides. Cucumber is included in the ingredient list but is not used in the written method.
Nutrition and macros by portion
The nutrition label shows one serving as written: 150 calories, 18g protein, 4g carbs, 8g fat.
| Portion | Adjustment | kcal | Protein | Carbs | Fat |
|---|---|---|---|---|---|
| Lighter | Use less mayonnaise | 105 kcal | 13g | 3g | 6g |
| This serving | As written | 150 kcal | 18g | 4g | 8g |
| Hungry | Add another sandwich | 225 kcal | 27g | 6g | 12g |
The tuna provides most of the protein, while mayonnaise contributes most of the fat; cucumber contributes a small amount of carbohydrate. The bread mentioned in the method is not quantified in the ingredient list, so the nutrition estimate below excludes it. For a more balanced lunch, pack the cucumber and tomatoes alongside the sandwich.
Choosing the tuna
Draining: Use a colander and let the tuna drain well before mixing. Excess liquid can make the filling loose and the bread damp.
Flakes: Break up larger pieces gently as you mix, leaving some texture rather than turning the tuna into a paste.
Getting the filling right
Mayonnaise: Mix the stated 2 tablespoons through the tuna until it holds together. The recipe also uses a little mayonnaise on the second slice to help the sandwich come together.
Pepper: Add freshly cracked black pepper to taste, then mix it in evenly. Taste the filling before assembling so you can adjust the seasoning.
Toasting and assembly
Toast: The method calls for 1 minute of toasting. Keep an eye on the bread, since slices and toasters vary, and aim for a lightly crisp surface.
Layering: Spread the filling over one slice, then press on the second slice. Avoid piling the tuna too close to the edges, which can push it out when you cut the sandwich.
Cutting for a lunchbox
Trimming: The method trims a small amount from the sides before cutting. This is optional, but it gives the pieces neater edges.
Portions: Cut the sandwich into 4 pieces as directed. Pack the cherry tomatoes, cookies and assorted nuts separately so their textures stay distinct.
Serving the cucumber
Cucumber: The ingredient list includes 1 medium cucumber, but the method does not specify a preparation. Slice it and pack it alongside the sandwich if you want to use it as a fresh side.
Pairings: The method suggests cherry tomatoes, cookies and assorted nuts as lunchbox sides. Keep any foods that could soften the bread in a separate compartment.
Recipe notes & tips
- Drain the tuna thoroughly before adding the mayonnaise.
- Mix the filling just enough to combine it while keeping some tuna flakes intact.
- Toast the bread for the stated 1 minute, checking it as it toasts.
- Spread the filling evenly to make the sandwich easier to cut into four pieces.
- Pack the cucumber and other sides separately from the sandwich.
Variations
- Add crunch: Finely dice some of the listed cucumber and mix it into the tuna filling.
- Add herbs: Stir chopped parsley into the tuna for a fresh flavour.
- Make it tangier: Add a little lemon juice to the filling.
- Use softer bread: Skip toasting if you prefer a softer sandwich texture.
- Add seasoning: Mix a small amount of mustard into the mayonnaise and tuna.
Common mistakes to avoid
- Wet tuna: Drain it well first so the filling does not turn watery.
- Too much mixing: Combine gently to keep a little texture in the tuna.
- Overfilled bread: Spread the filling in an even layer so it stays inside when pressed.
- Soggy lunchbox: Pack the sandwich separately from juicy sides and sauces.
- Unspecified cucumber: The method does not say how to use it; serve it sliced alongside or add it diced to the filling.
How to store
Keep the assembled sandwich in a sealed lunchbox in the fridge and eat it the same day. If preparing ahead, store the tuna filling separately and assemble shortly before serving; keep the cucumber and other sides separate.
Frequently asked questions
How much bread do I need?
The method refers to bread slices but the ingredient list gives no quantity. It uses one slice for the filling and a second slice to close each sandwich; for two sandwiches, that would mean four slices.
Does the cucumber go in the tuna filling?
The ingredient list includes one medium cucumber, but the method does not mention it. Slice it as a side, or dice some into the filling if you like added crunch.
Can I make the tuna filling ahead?
Yes. Mix it ahead and keep it covered in the fridge, then assemble the sandwiches closer to serving so the bread is less likely to soften.
Do I have to toast the bread?
The method calls for toasting it for 1 minute, but you can leave it untoasted if you prefer a softer sandwich.
What goes in the lunchbox with the sandwich?
The method suggests cherry tomatoes, a couple of cookies and assorted nuts. The listed cucumber can also be packed as a fresh side.
Cook it from the original
This recipe comes from playfulcooking.com. Their page has the author’s own photos, notes and tips — the best place to cook it from.
Open the recipe on playfulcooking.com