Only about twenty centimetres high and roughly six metres across at its longest, it survives as a spread of burnt and fire-cracked stone, the characteristic signature of a fulacht fia. These are among the most common prehistoric monuments in Ireland, interpreted by many archaeologists as outdoor cooking sites, though their precise function is still debated. The method is well understood in broad terms: stones were heated in a fire and dropped into a water-filled trough to bring the water to a boil, and repeated use shattered the stones, building up the dark, scorched mound that survives today. At Gortavehy, the trough itself has not been excavated or confirmed, but a patch of different-coloured vegetation hints at where it may lie beneath the turf, subtle evidence that the ground retains something of the site's original layout.

What makes this particular example quietly worth noting is its company. Just three metres to the west sits another fulacht fia, the two monuments close enough to have been used by the same community, perhaps even at the same time. Paired or clustered fulachta fiadh are known from other parts of Ireland, and their proximity often raises questions about whether activity here was more intensive or more specialised than at isolated sites. No excavation data appears to be available for the Gortavehy example to clarify its date, though fulachta fiadh are generally associated with the Bronze Age, broadly speaking the second millennium BC. The site sits in farmland, its modest profile keeping it inconspicuous within the wider landscape of Mid Cork.