Spain
polvoron
A heavy, soft, crumbly Spanish shortbread made with flour, sugar, milk, and nuts, produced mostly in Andalusia and known elsewhere as mantecados.
unevidencedThis dish was found through Wikipedia and is classified, but its claims have not yet been checked against a source. Treat the details as a starting point, not as settled fact.
You may also explore
About this dish
They are mostly produced in Andalusia, where there are about 70 factories that are part of a syndicate that produces polvorones and mantecados. Under the name mantecados, these sweets are a traditional preparation of other areas of the Iberian Peninsula and other Spanish-speaking countries as well.