Ingredients
6 1/2 to 7-pound boneless beef roast, chuck or bottom round, trimmed of fat
2 teaspoons coarse sea salt or kosher salt, or to taste
1/2 cup extra-virgin olive oil
3 medium onions (1 1/4 pounds total), peeled and quartered
5 big carrots (about 2/3 pound), peeled and cut in 2-inch wedges
6 big celery stalks (2/3 pound total), cut in 2-inch chunks
8 plump garlic cloves, peeled
3 branches fresh rosemary with lots of needles
8 large fresh sage leaves
1/2 teaspoon freshly grated nutmeg
1 1/4 teaspoons whole black peppercorns
1 1/4 ounces dried porcini slices (about 1 1/4 …