Cooper's piece of cake

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Across
  1. 4. to remove lumps and to add air
  2. 5. the heat of an oven
  3. 6. a small weight
  4. 10. a raising agent
  5. 11. to add sweetness to the baking
Down
  1. 1. its symbol is T
  2. 2. to remove a thin layer of skin from fruit and vegetables
  3. 3. a machine for weighing
  4. 4. a small white squarer biscuit
  5. 7. you get from a cow
  6. 8. to cook in the oven
  7. 9. removing cores from fruit