3/4 pound elbow macaroni
Extra-virgin olive oil, for drizzling
1 1/2 cups heavy cream
1 cup half-and-half
1 cup whole milk
2 large eggs
1/2 teaspoon freshly grated nutmeg
1/2 tablespoon kosher salt
1/4 teaspoon freshly ground white pepper
1 1/2 cups shredded extra-sharp cheddar cheese (4 ounces)
1 1/2 cups shredded sharp cheddar cheese (4 ounces)
1 1/2 cups shredded Monterey Jack cheese (4 ounces)
4 ounces cold cream cheese, cut into 1/2-inch cubes