Rosara Potatoes This page first published: Apr 9, 2005 · Updated: Jun 1, 2018 · by CooksInfo. Copyright © 2020 · This post may contain affiliate links · This blog generates income via ads · Rosara are oblong, smooth, red skinned potatoes with light yellow flesh and good flavour. Marketed as all-purpose for direct to consumer sales. Early harvest. Storage Hints Stores well.