Best Tuna Apple Salad

This is the tuna salad you make when you’re tired of mayo-on-mayo. Crisp diced apple (with the skin left on for color and crunch) brings a sweet, juicy contrast to the salty flaked tuna, while a few tablespoons of Thousand Island dressing pull the whole bowl together with its tangy ketchup-and-relish base.

The apple cutting technique matters more than it sounds. Cut the apple into eight wedges, then crosswise into four or five chunks per wedge, leaving the peel on the outer edge. Red apples look especially nice as the recipe notes, the bright skin showing against the white flesh and tuna. Granny Smith works if you want more tartness; Honeycrisp adds extra sweetness.

Thousand Island dressing is the unsung hero here. The relish notes echo the apple’s sweetness, the ketchup base adds a savory depth that mayo alone wouldn’t provide, and the bits of pickle lift the tuna without overpowering it. Don’t substitute plain mayo and expect the same result.

A chopped hard-boiled egg adds protein and that classic egg-salad-meets-tuna texture. Optional cheese and olives are listed for good reason; they each add a different flavor dimension.

Serve spooned onto bread or crackers for sandwiches, or over greens as a salad.

Pro Tips

• Use water-packed tuna and drain well before mixing; oil-packed makes the salad heavy and greasy.
• Toss the apple chunks in a teaspoon of lemon juice immediately after cutting to prevent browning, especially if making ahead.
• Don’t skip the celery; it’s where the structural crunch lives, and the salad falls flat without it.
• Chill 15 minutes before serving so the dressing can soak into the lettuce just enough to wilt it slightly.

Variations

• Add a handful of toasted walnuts or pecans for crunch and richness.
• Swap Thousand Island for honey mustard if you want a sweeter, less tangy dressing.
• Tuck the salad into a wrap with extra lettuce for a portable lunch.