Cost information for the following is not included. Normally this is because the quantity or ingredient is unknown
1Â 1/2 lb red-skinned sweet potatoes (yams) peeled, and
  cut 1/2"-wide slices, and then cut
  into 1/2"-wide strips
  Salt to taste
  Freshly-grnd black pepper to taste
  (or possibly 1/2 tspn dry thyme)