Combine rind, stock, garlic, parsley, and oil in a 3-quart pot, then simmer gently, partially covered, 30 minutes. Discard parsley and rind and season broth with salt.
Ingredients you will need
Parsley
Garlic
Stock
Beef
Salt
Cooking Oil
Equipment you will use
Pot
3
Add tortellini and simmer, partially covered, until al dente, about 10 minutes.
Ingredients you will need
Tortellini
4
Add spinach and simmer, uncovered, 1 minute. Divide among 4 soup plates, then shave cheese over soup to taste.