Goal and options: Make sour cream
output answer: To make sour cream, you just need buttermilk and heavy cream or half and half. Heavy cream will result in a thicker sour cream, so choose based on the texture you're looking for. Add 2 to 3 tablespoons of buttermilk per cup of heavy cream or half and half and let it sit at room temperature for 1 to 2 days

Goal and options: Make a deli submarine sandwich.
output answer: Cut a baguette in half lengthwise and on one half, put a layer of deli meat, then a layer of tomato, and finally a layer of lettuce. Top with mustard or Itallian dressing and cover with the other half.

Goal and options: What should I do once the copper pipe solder has cooled down when working on a plumbing project?
output answer:
grab a rag and wipe the excess flux off as good measure and test your joints by turning the water back on.