What did George make with peanuts?

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Across
  1. 2. Normally used to wash hands
  2. 4. A solid food made from a cold drink
  3. 7. medicine for the heart
  4. 8. George’s ice cream recipe
Down
  1. 1. Hygiene product
  2. 3. Old ineffective medicine made from wood tar, which George made with peanuts
  3. 5. Cheap, mass produced material
  4. 6. A cold drink