Halve your cherry tomatoes and place them in a large bowl. I do this by hand—slice, flip the knife, slice again—because it's faster than hunting for a cutting board. The tomatoes should release their liquid slightly as you work, creating the base of your dressing.
Dice the cucumber into roughly 1-inch pieces, then add to the tomatoes. Why dice instead of slice? Because chunks hold their shape better when you toss everything together, and the surface area catches more dressing. I learned this the hard way after my first attempt turned into tomato juice soup.
Thinly slice the red onion and add it to the bowl. This step matters because thin slices soften slightly from the tomato liquid over 10 minutes, while thick chunks stay aggressively sharp. If anyone in your family prefers milder flavor, slice even thinner—the surface area reduces the bite.
Whisk together the olive oil, lemon juice, honey, salt, and pepper in a small bowl until the honey dissolves completely. I use a fork here instead of a whisk because honestly, a fork does the job and means one less dish to clean. The honey adds a subtle sweetness that balances the acidity—it's barely noticeable, but the salad tastes flat without it.
Pour the dressing over the tomato mixture and toss gently to combine. This is your summer tomato salad family recipe base, and it can sit like this for up to 2 hours before serving. The vegetables will soften and become more salad-like rather than choppy; that's exactly what you want.
Add the chopped basil, crumbled feta, cooked chicken strips, and roasted chickpeas just before serving. Basil oxidizes quickly and turns black if it sits in dressing too long, so this timing prevents that visual disappointment. I've definitely made this mistake and ended up with brown flecks instead of fresh green.
Toss one final time and serve immediately at room temperature or chilled, depending on how warm your kitchen is. If you're serving this at a summer cookout, I recommend chilling it for 30 minutes beforehand—the cold prevents the salad from wilting under hot sun.