Get DIY step-by-step instructions on how to refinish kitchen cabinets with veneer to give your kitchen a fresh, updated look. Glue adhesive-backed MDF veneer panels to bottoms and sides with spray adhesive. Fill any gaps with filler and sand smooth. Next, self-adhesive, peel-and-stick, lightweight, easy to use veneer sheets are cut and pressed onto cabinet stiles and riles. Trim edges and overhang with a utility knife for a perfect fit.