I've shared it before on these boards but one of my easy yet fancy dishes is this:
https://jamiegeller.com/recipes/isra...kets-bourekas/
I use the filling for many things, usually buy pre-sliced fresh mushrooms on markdown, any strong flavored onion, and lots of red chili flakes. Plus, it turns out that many brands of frozen puff pasty (including Pepperidge farms last I looked) are vegan!