I've been making tuna salad sandwiches since I was old enough to hold a can opener, and there's something deeply satisfying about getting this simple dish just right. The key isn't fancy ingredients or complicated techniques. It's about balancing textures and flavors so every bite hits all the right notes. My grandmother taught me that the best tuna salad starts with good quality tuna packed in oil, not water. The oil adds richness and prevents the salad from becoming dry and chalky. She'd drain most of it but leave just enough to keep things moist. I still follow her lead, using solid white albacore when I can find it on sale. The mayonnaise question always comes up in my family. Some people go heavy, others barely use any. I've found that about three tablespoons per two cans of tuna gives you enough creaminess without overwhelming the fish. Adding a squeeze of fresh lemon juice brightens everything up, and a pinch of garlic powder adds depth without being too assertive. Celery is non-negotiable for that satisfying crunch, and I dice it small so it doesn't take over. This sandwich works perfectly for lunch boxes, picnic baskets, or those nights when you need dinner on the table in ten minutes. I like it on toasted whole grain bread with lettuce and tomato, but it's equally good on a bagel or stuffed into a pita. The tuna salad keeps well in the refrigerator for up to three days, making it ideal for meal prep.