3 baked cauliflower and fontina cheese Recipes

olive oil, whole tomatoes, yellow onion, halved and thinly sliced (about 3 medium), kosher salt, garlic cloves, minced, heavy cream, chopped fresh flat leaf parsley, crushed red pepper flakes, rigatoni pasta, cauliflower florets, shredded fontina cheese (about 2 1/2 cups), freshly grated parmigiano-reggiano cheese (about 3/4 cup)

head of cauliflower, cored, cut into 1-inch florets, heirloom tomatoes, butter, divided, sliced green onions, coarse kosher salt, all purpose flour, heavy whipping cream, coarsely grated comte cheese (or half gruyere and half fontina; about 9 oz), divided, parmigiano-reggiano , finely grated parmesan cheese, divided, creme fraiche, whole grain dijon mustard, penne (3 1/2 cups), fresh breadcrumbs (from crustless french bread ground in processor)