The first break-in happened in Old Irving Park around 2:45 a.m. at Lou Malnati's Pizza and Backlot Coffee on Avondale Avenue near Irving Park Road.
Police said a witness saw two suspects get out of a dark-colored car and break-in to one of the restaurants then forced their way into the other one.
Around 4:05 a.m. police said someone broke into a Portage Park Dairy Queen in the 5600-block of Irving Park Road. Officers said a grey car was seen leaving the scene.
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Less then 40 minutes later, Earl's BBQ in the 4800-block of Austin Avenue was also targeted in the Jefferson Park neighborhood.
It is unknown exactly what the burglars took. No injuries were reported. No one is in custody.
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