Central Thai — via Penang (Malaysia) influence; the name reflects the historical maritime trade between the Gulf of Thailand and the Malay Peninsula
Panang paste is a condensed, roasted relative of red curry paste — historically documented as originating from Penang (hence the name), arriving in Thailand through Malay trade connections. Its distinguishing characteristic is the inclusion of roasted peanuts (or peanut-adjacent nuts) pounded into the paste, which gives the finished curry its characteristic thickness, nuttiness, and ability to reduce to a dry-fry consistency. The paste also uses dried red chillies and the standard Thai aromatics but is darker in colour and more concentrated than standard red curry paste. Lemongrass is more prominent; the kapi content is high; the spice level is intentionally moderate to allow the peanut and coconut to be the dominant notes.
Panang's peanut richness and relatively moderate heat makes it one of the most approachable Thai curries for Western palates while remaining genuinely complex — the challenge is stopping it from tasting like a thick peanut sauce rather than a dry curry.
{"Roasted peanuts are pounded directly into the paste — they must be fully incorporated, not chunky","Use less water than standard red paste — panang is designed to be drier and more concentrated","Dried chillies only: larger spur chillies for colour, fewer bird's eye for modest heat","The lemongrass component is higher than in standard red paste","Panang paste fried in taek man should reduce to an almost dry, intensely fragrant base before liquid is added"}
In the traditional recipe, makheur khuen (Zanthoxylum limonella, Thai prickly ash) was an ingredient in panang paste providing a mild numbing quality — it is now rarely used but explains some historical descriptions of panang as having a 'tingling' quality. If available, a small amount is worth exploring.
{"Adding whole or roughly broken peanuts — they must be finely incorporated into the paste's texture","Making panang paste too thin — it should be drier and more concentrated than red paste","Treating panang as simply 'thick red curry' — the peanut and spice character are distinct","Over-sweetening the final curry to compensate for under-developed paste"}