If you just want to hide clutter & not use desk, a quick fix, is put a table cloth & put stuff under to conceal. Hang some art & a table light with some decorative items. A decorative catch all bowl or box to collect things that gather & sort weekly.

If you need a usable desk there, then cabinets to conceal or open shelving with decorative boxes

If you need countertop space to prep food on, base cabinets & wall cabinets or open shelving above. Could even do a mini bar or coffee/tea station

If you want need a lot of extra storage, pantry cabinets

What would add the most function & bring the most daily use for the room according to your daily life, will help in determining the best option for you ;)

Hope that info helps :)

I think a nice storage hutch would be great. You could move the desk to under the side window, if you need it in the room, but desks do attract clutter.

Halifax Buffet Hutch Unit With 6 Shelves · More Info

Kitchen desks are not very current and built-in ones are being torn out all the time. With all that wall space, you certainly have room for some built in storage. Then move the desk in front of the window but limit its use to devices for accomplishing whatever you dreamed you'd be doing at it.

Can you please post a photo of the kitchen side? I adore your yellow cabinets and the pendant above the table looks vintage and so cute!

Maybe you’ve tried this already, but what about moving the dining table, spun in the other direction, centered in that window area? Could the desk move elsewhere? Do you have a pantry or closet to store paper towel packs, back up items, and other bulky kitchen stuff? Would moving the table allow room for a movable kitchen island with drawers for storage in the kitchen space?

I will only say that I find your definition of clutter entertaining...you don't want to see this space in our kitchen!! (But I'm following to see what ideas people have, since we have a very similar corner in our kitchen that we haven't figured out what to do with yet that is also supposed to serve as a desk area for a work-from-home household member.)