Crudely

The artisanal cheese was served alongside crudely sliced bread.

The mechanic crudely repaired the engine, causing more problems than it solved.

The doctor crudely diagnosed the patient, without conducting thorough tests.

The customer crudely complained about the quality of the food.

The mechanic crudely fixed the problem with duct tape instead of using proper tools.

The meal was crudely prepared, with no regard for seasoning or presentation.

He crudely told the customer to leave the store.