Question: To reuse cooking oil.
Options:
Cook 1/4" piece of ginger in it. This will remove previous flavors and odors from whatever was cooked.
Cook 1/4" piece of pickle in it. This will remove previous flavors and odors from whatever was cooked.
Answer: Cook 1/4" piece of ginger in it. This will remove previous flavors and odors from whatever was cooked.