https://food-guide.canada.ca/en/recipes/terrific-tuna-tomato-salad/
For the best tasting tomatoes, store them at room temperature away from direct sunlight until ripe. Putting unripe tomatoes in the fridge results in a mealy texture. When ripe, store tomatoes in the fridge.
Switch up the protein. Try this salad using canned salmon instead of tuna, or use leftover cooked fish.