INGREDIENTS
3/4 lb
Ground beef, lean 85 percent
1 lb
Cremini mushrooms
1/2 cup
Flat-leaf parsley, fresh leaves
2 tbsp
Garlic
3 cups
Onion
1 1/2 tsp
Oregano, fresh
2 cans
Tomatoes in, whole juice
1
Egg, large
1 lb
Spaghetti
1
Kosher salt
1
Kosher salt and freshly ground pepper
1/2 tsp
Red-pepper flakes
4 tbsp
Olive oil, extra-virgin
1/2 cup
Breadcrumbs, dried
1
finely grated pecorino romano (1 ounce)
1/4 cup
Whole milk