22 zucchini yellow gratin Recipes

extra-virgin olive oil, plus more for dish, onions, thinly sliced, garlic, minced, kosher salt, fresh basil leaves , torn, chopped fresh thyme leaves, tomatoes, sliced into 1/4-inch rounds, zucchini, sliced into 1/4-inch rounds, yellow summer squash, sliced into 1/4-inch rounds, grated parmesan

butter, all purpose flour, whole milk, hot, coarsely grated extra-sharp white cheddar cheese, hot pepper sauce, olive oil, divided, yellow crookneck squash, trimmed, cut into 1/2-inch-thick rounds, zucchini, trimmed, cut into 1/2-inch-thick rounds, diced onion, diced red bell pepper, garlic clove, minced, frozen corn kernels, thawed, chopped fresh rosemary, butter, cut into 1/2-inch cubes, fresh breadcrumbs made from crusty french bread (do not remove crust), coarsely grated extra-sharp white cheddar cheese (about 2 oz), butter, melted