TRENTON (CBS) — A Guatemalan man admitted in federal court to smuggling chocolate-covered heroin into Newark Liberty International Airport.

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Acting U.S. Attorney William Fitzpatrick announced Thursday that 21-year-old Jacobo Leonel Orellana-Estrada pled guilty on one count of possession with intent to distribute more than one kilogram of heroin in Trenton federal court.

According to court documents, Orellana-Estrada arrived at Newark airport on June 11 on a commercial flight from Guatemala City.

Orellana-Estrada was stopped at customs inspection by U.S. Customs and Border Protection officers and searched his luggage.

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In one of his bags, authorities discovered six small single-layer cakes that were actually packages of heroin coated in a thin layer of chocolate and wrapped in paper.

Orellanda-Estrada faces possible life in prison. His sentencing is scheduled for Jan. 29, 2018.