Summer vegetable lasagna
About 1/2 cup extra-virgin olive oil, divided 3/4 pound zucchini (about 2 medium), ends trimmed, thinly sliced crosswise between 1/8 and 1/4 inch thick Kosher salt 3/4 pound summer squash (about 2 medium), ends trimmed, thinly sliced crosswise between 1/8 … Continued