They appear as low, horseshoe-shaped mounds, typically found near water, and are generally dated to the Bronze Age, somewhere between 1500 and 500 BC. The working theory for most of them is that they served as cooking sites: stones were heated in a fire, then dropped into a water-filled trough to bring it to the boil, and the cracked, heat-shattered stone was piled up around the edges over time, forming the distinctive mound. The one at Ballyconneely, in County Clare, is one of these quiet, grass-covered traces of daily prehistoric life, sitting in the landscape largely unannounced.

Very little specific information has been recorded about this particular example beyond its classification and location. What can be said is that County Clare has a dense concentration of prehistoric monuments, and fulachtaí fia are well represented across the county, often turning up in low-lying ground near streams or boggy patches where water would have been reliably available. The Ballyconneely site fits into that broader pattern, a small physical remnant of a practice repeated so consistently across Bronze Age Ireland that archaeologists have sometimes struggled to agree on whether cooking was really the only, or even the primary, purpose. Alternative theories have proposed brewing, hide-tanning, and communal bathing, though none has displaced the cooking explanation entirely.