the.com/dollop

means a soft, shapeless lump of something — usually food — plopped down in a rough, generous, unmeasured amount.

from Likely from a Norwegian or Scandinavian source — compare Norwegian dialect 'dolp,' a lump — and recorded in English from around the late 16th century, first meaning a clump of grass or weeds in a field before it slid into the kitchen to mean a careless splat of cream, jam, or mashed potato.