SERVES 4 TO 6 1 pound elbow macaroni Kosher salt One 12-ounce can evaporated milk 2 large eggs 1 teaspoon Frank’s RedHot or other hot sauce 1 teaspoon ground mustard 1 pound extra-sharp cheddar cheese, grated (see Note above) 8 ounces American cheese, cut into ½-inch cubes (see Note above) 1 tablespoon cornstarch 8 tablespoons (1 stick) unsalted butter, cut into 4 chunks Place the macaroni in a large saucepan and cover it with salted water by inches Add a large pinch of salt and bring to a boil over high heat, stirring occasionally to keep the pasta from sticking Cover the pan, remove from the heat, and let stand until the pasta is barely al dente, about 8 minutes Meanwhile, whisk together the evaporated milk, eggs, hot sauce, and mustard in a bowl until homogeneous Toss the cheeses with the cornstarch in a large bowl until thoroughly combined When the pasta is cooked, drain it and return it to the saucepan Place over low heat, add the butter, and stir until melted Add the milk mixture and cheese mixture and cook, stirring constantly, until the cheese is completely melted and the mixture is hot and creamy Season to taste with salt and more hot sauce Serve immediately, topping with toasted bread crumbs if desired STOVETOP MAC ’N’ CHEESE WITH HAM AND PEAS Stir in cup cubed sautéed ham and cup thawed frozen peas along with the milk and cheese mixtures in step 3 ... occasionally to keep the pasta from sticking Cover the pan, remove from the heat, and let stand until the pasta is barely al dente, about 8 minutes Meanwhile, whisk together the evaporated milk,... homogeneous Toss the cheeses with the cornstarch in a large bowl until thoroughly combined When the pasta is cooked, drain it and return it to the saucepan Place over low heat, add the butter, and... 1 pound extra-sharp cheddar cheese, grated (see Note above) 8 ounces American cheese, cut into ½-inch cubes (see Note above) 1 tablespoon cornstarch 8 tablespoons (1 stick) unsalted butter, cut into 4 chunks Place the macaroni in a large saucepan and cover it with