While kitchen appliances help make the kitchen life simpler and easier, many times we forget that they too need maintenance for effective and efficient performance. One such appliance used daily for grinding spices, making chutneys, blending smoothies, and preparing batters is-mixer grinder. With regular wear and tear, its blades can lose sharpness making the appliance less efficient. While replacing the blades is the easiest option, did you know that you can actually sharpen them at home and make them effective once again? Here are a few smart ways you can use at home to sharpen mixer grinder blades.