3 tablespoons olive oil, divided
2 tablespoons all-purpose flour
Pinch of salt and freshly ground black pepper, more to taste
2 pounds boneless beef stew meat or top round steak, trimmed or fat and cut into 1 1/2-inch chunks across the grain
24 white pearl onions, trimmed
1 can (28 ounces) crushed tomatoes, undrained
1/2 cup hearty red wine
3 bay leaves
2 cinnamon sticks (4-inch)
4 cloves garlic, smashed flat
8 whole cloves
4 allspice berries
Kitchen twine (for bouquet garni)
1 tablespoon red wine vinegar
1/4 pound feta cheese, crumbled, for serving
3/4 cup coarsely broken walnut pieces, for serving
1/2 cup finely chopped fresh Italian parsley, for serving