Cost information for the following is not included. Normally this is because the quantity or ingredient is unknown
1/2 c. finely-chopped thickly-sliced pancetta
  (abt 2 to 3 ounce)
1/2 c. medium-bodied red wine
  (such as a Chianti Classico)
  Coarse salt to taste
  Freshly-grnd black pepper to taste
3 Tbsp. double-concentrated Italian tomato paste
  (or possibly canned low-sodium chicken broth)
1/2 c. freshly-grated Parmigiano-Reggiano
2 lb beef scraps/bones/knuckle bones