50th anniversary suprise

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Across
  1. 7. Popular Mexican beer
  2. 8. Corn dough pocket filled with meat
  3. 9. Use a surfboard to ride this
  4. 10. Spicy green dip
Down
  1. 1. Folded tortilla dish
  2. 2. Sandy holiday spot
  3. 3. Salty body of water
  4. 4. Something that forms on the beach with the tide
  5. 5. Sweet fried trea
  6. 6. Tortilla chips with melted cheese