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fasnacht

American  
[faws-nahk, -nahkt] / ˈfɔsˌnɑk, -ˌnɑkt /
Also fastnacht

noun

Chiefly Pennsylvania.
  1. a deep-fried raised doughnut; originally served on Shrove Tuesday as the last sweet treat before Lent.


Etymology

Origin of fasnacht

From Pennsylvania Dutch; German Fastnacht; fast 2, night