A deranged Michigan woman was caught on camera allegedly hurling a large cup of piping hot coffee at a McDonald’s worker following a fiery outburst this week, according to police and disturbing footage.

The unhinged customer, reportedly identified by police as Casharra Brown, was seen furiously confronting the manager of the fast food chain’s Saginaw location Tuesday morning, apparently raging that she’d waited more than an hour for her online order and demanding a refund, the nearly 2-minute clip showed.

Brown could be heard screaming at the calm worker, repeatedly calling her a “liar” as she spiraled out of control, according to video shared by the Buena Vista Police Department.

Casharra Brown was seen on camera furiously confronting a McDonald’s manager over her order.

“You’ve got

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