Franz Schubert's D.2d, Six Minuets for Winds, though originally for wind ensemble, are often performed on piano and showcase his early gift for melody and clear formal writing. They possess a characteristic Schubertian charm.
Focus on balance between the melodic line and accompaniment, mimicking the clarity of wind instruments.
6 Minuets for Winds (D.2d) is rated Henle level 3 of 9 — late beginner repertoire, roughly ABRSM grades 4–5.
You should be comfortable at Henle level 3 — meaning you can already play level 2–3 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 6 Minuets for Winds (D.2d) lasts about 5 minutes.
6 Minuets for Winds (D.2d) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.