Battmann's arrangement of Pergolesi's famous work is a simplified distillation intended for educational use. It utilizes clear, homophonic textures that allow the student to focus on melodic expression.
At Henle 2 this is a beginner-level piece, where steady coordination between the hands is the main hurdle. The main demands: a true singing tone, with the melody floating above the accompaniment; Alberti-bass accompaniment kept quiet and even under the melody; and precise articulation — the difference between crisp and blurred is the piece.
Maintain a consistent tempo throughout to avoid rushing the simpler sections.
Comparable difficulty and character — good candidates for what to learn next.
A level or two down with the same spirit — ideal if this piece is still out of reach.
Where this piece's skills lead: slightly harder works making similar technical demands.
Lesser-known works by the same hand, at a comparable level.
Fantaisie facile sur 'La servante maîtresse' (Op.155) is rated Henle level 2 of 9 — beginner repertoire, roughly ABRSM grades 2–3. In the RCM system it corresponds to about level 3.
You should be comfortable at Henle level 2 — meaning you can already play level 1–2 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 Fantaisie facile sur 'La servante maîtresse' (Op.155) lasts about 4 minutes.
Fantaisie facile sur 'La servante maîtresse' (Op.155) 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 Basquaise by Jacques-Louis Battmann, Brises d'Italie by Jacques-Louis Battmann, Bourbonne-les-Bains by Jacques-Louis Battmann — see the full similar-pieces list on this page.