1
Adjust rack to middle position and preheat oven to 425 degrees. Bring a large pot of salted water to a boil. Wash and dry produce.
Halve zucchini lengthwise. Arrange zucchini halves, cut sides up, on a clean work surface. Make ½-inch-deep cuts on a diagonal into zucchini halves, spacing them ½ inch apart. Repeat with knife angled in opposite direction to form X-shaped cuts.
Generously season cut sides with salt. Set aside until ready to use in Step 4.