Sharpening a knife blade has two processes. First, one is sharpening or grinding the edge, and the second one is honing, which is fine-tuning and polishing the knife edge to make it sharper. Sharpening a knife blade has two processes. First, one is sharpening or grinding the edge, and the second one is honing, which is fine-tuning and polishing the knife edge to make it sharper. But if you can't afford a manual or electrical sharpener, you still can have sharp blades, but don't expect this sharpness to last for a long time. *The first method, Sharpening stone. *The second method, Honing rod *The third method, Ceramic mugs