This piece by Spanish composer Julián Santos Carrión captures folkloric essence through a characteristic Spanish harmonic language. It is distinctive for its evocative melodic lines that mirror the rhythmic vitality of Mediterranean folk music.
Focus on the subtle rubato and phrasing required to bring out the distinctly Spanish melodic contours.
Comparable difficulty and character — good candidates for what to learn next.
Boceto Español is rated Henle level 4 of 9 — intermediate repertoire, roughly ABRSM grades 5–6. In the RCM system it corresponds to about level 6.
You should be comfortable at Henle level 4 — meaning you can already play level 3–4 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of Boceto Español lasts about 4 minutes.
Boceto Español is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include Andante en Sol Mayor by Julián Santos Carrión, Brigg Fair by Percy Grainger, Balada de Mallorca by Manuel de Falla — see the full similar-pieces list on this page.