Lincoln’s Taco Inn celebrated its 50 year anniversary with the founderLINCOLN, Neb. (KLKN) — Taco Inn celebrated its 50 year anniversary yesterday. The first Taco Inn was opened in 1976 by Leising near 13th and R streets. She said Taco Inn was involved in some of their first dates. She emphasized how proud she was of him and the dedication he put into Taco Inn.