FERNDALE, Wash. -- An employee of a Ferndale Dairy Queen says she "accidentally" poured Ajax into the malt dispenser, sickening two customers, according to court documents.

Alexandra Margot Georgia Dale, 44, has been charged with two counts of first-degree assault in connection with the poisoned malts.

Two men reported burning sensations in their mouth and on their tongue after consuming the malt beverages from a Dairy Queen located in the 5600 block of Riverside Drive on Feb. 25.

One victim told KIRO 7 reporter Jeff Dubois that he tasted something funny when he took the first bite of his chocolate malt. When he took a second bite, he said he felt a burning sensation in his mouth.

He alerted the Dairy Queen Manager and by the time he got home, he had three red chemical burns on his tongue. They went away a couple days later.

A second man had worse injuries. He had to stay in the hospital for two days with medical issues including ulcers located in his esophagus,...