A simple piece of scrap plywood cut and attached to the wall using a few supports:
After adding trim moulding, simple large dowel legs, and a bed sheet folded in half and stapled underneath:
I now have a great little desk that fits perfectly in the corner and is wonderful. I love having a small work station!
I'm linking up to Between Naps On the Porch for Metamorphosis Monday. Check out the other contributors!