Here are some ideas https://www.pinterest.com/butcherblockco/kitchen-carts/

I would put them back-to-back, attach them, and give them a single piece (wood, granite, etc) for the top. Here's a link with some ideas for you:

https://www.pinterest.com/angellnichole/old-dresser-into-kitchen-island/

https://www.hometalk.com/27978844/old-drawer-into-a-bar-cart

https://www.hometalk.com/43431167/bar-cart-diy-using-a-dresser-drawer

How to Turn an Old Dresser Drawer Into a DIY Bar Cart

Bar Cart DIY Using a Dresser Drawer

Here's one I made out of a child desk. Basically you need a framework for your drawers, a base to lift them to a workable height (we built a wood platform with wheels), and a top to work on. Hope mine gives you an idea or two!

https://www.hometalk.com/37590291/a-desk-upcycle-into-a-small-island-cart-part-2?expand_all_questions=1

A Desk Upcycle Into a Small Island/cart Part 2

There are lots of ideas here on kitchen carts:

https://www.hometalk.com/search/all?filter=dresser%20kitchen%20

Hi Ann,

Why not add Stone metal Caster wheels and a towel rail at each end. Take the top drawer front off and then either fix it in place or hinge the drawer front back on with a magnetic clasp? The back of the unit could be used for hooks to hold oven mitt or tea towels. Paint up to match decor.

Here is another idea!! On wheels it's fantastic:

https://www.hometalk.com/27978844/old-drawer-into-a-bar-cart

How to Turn an Old Dresser Drawer Into a DIY Bar Cart

Here is how I converted a small dresser into a rolling wine rack. I think it would be similar for a cart.

https://www.homeroad.net/2014/07/rolling-wine-cart.html#more

Build a frame and put on a moving dolly.

Here is some pin ideas https://www.pinterest.com/angellnichole/old-dresser-into-kitchen-island/