The number of E. coli cases tied to an outbreak at Los Burritos Mexicanos in Lombard, Ill., has risen to 9 confirmed and another 8 probable, according to the DuPage County Health Department.

As Food Safety News reported yesterday, the restaurant was closed on Friday for an E. coli investigation. The restaurant remained closed through Tuesday.

Out of the 9 confirmed illnesses, 6 people were hospitalized, though all have since been discharged.