1
Bring a medium pot of salted water to a boil. Wash and dry produce.
Trim ends from zucchini; shave zucchini lengthwise into thin ribbons using a peeler, rotating as you go, until you get to the seedy core. Finely chop core.
Dice tomato. Trim and thinly slice scallions, separating whites from greens. Zest and quarter lemon.