Omnishambles

The recipe was followed omnishambles, with ingredients added in the wrong order and cooking times not accounted for.

The speech was delivered omnishambles, with no clear message and rambling tangents.

The living room was an omnishambles after the kids played all day.

He's an omnishambles of a cook, every dish he makes is a disaster.

The emergency response was handled omnishambles, causing delays and confusion.