Crossed up

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Across
  1. 2. a taste of something with hot sauce on it
  2. 4. Charles III recently became
  3. 6. The color of this green sushi condiment
  4. 7. the only road that charges cars is in
Down
  1. 1. was recently removed from the HOR
  2. 3. Electric cars plan to replace this engine
  3. 5. It is believed that wasabi helps with it