They typically appear as low, horseshoe-shaped mounds of fire-cracked stone, the residue of a Bronze Age cooking method in which water was heated by dropping stones directly from a fire into a trough or pit. The stones, repeatedly heated and plunged into cold water, eventually shatter and become useless, building up over time into the distinctive mounded spreads that survive today. The example at Moyriesk, in County Clare, is one such site, a quiet mark on the landscape left by people going about the practical business of preparing food somewhere between four thousand and three thousand years ago.

Moyriesk sits in the broader landscape of County Clare, a county with a dense and varied archaeological record that includes everything from Neolithic portal tombs to early medieval ringforts. Fulachtaí fia in this region tend to cluster near low-lying, wet ground, which would have provided a reliable water source for filling the cooking trough, and their distribution across Clare reflects both the agricultural rhythms of the Bronze Age and the enduring damp character of the land. Beyond its identification and location, the specific details of the Moyriesk site are not currently documented in publicly available sources, which places it in the company of many Irish monuments that have been recorded but not yet fully studied or described in accessible form.