The site is recorded simply as a spread of burnt material, poorly defined, sitting on a slight south-facing slope in what is now pastureland. It is the kind of feature that asks more questions than it answers, and that is precisely what makes it interesting.

Scattered across Ireland, burnt spreads are often associated with fulacht fiadh, a term used to describe ancient cooking or processing sites, typically identified by a mound of heat-shattered and fire-blackened stone. The usual explanation is that water was boiled by dropping hot stones into a trough, though debate continues about whether these sites served primarily for cooking, bathing, brewing, or some combination of purposes. Most date to the Bronze Age, though some were in use considerably later. The site at Knockaneacoolteen fits loosely within this tradition, though its poor definition on the ground means it cannot be pinned down with much confidence. The raised area beside which the burnt material appears may itself be significant, or it may simply be a natural undulation in the landscape. The relationship between the two features is not clearly established.