close-up, overhead view of a rectangular baking sheet lined with parchment paper

close-up, overhead view of a rectangular baking sheet lined with parchment paper. Spread unevenly across the parchment paper is a thick, off-white, creamy substance, possibly a dough or frosting. Scattered across the surface are numerous pieces of chopped red onion. The baking sheet is placed on a dark surface, likely an oven rack or stovetop. The scene is indoors, in a kitchen environment, but no specific location in Leiden, Netherlands can be determined from the visual information. There are no people or interactions depicted.