Some chefs prefer end-grain cutting boards: they’re easier on knife edges and their self-healing qualities make scratches less visible. That also makes the material good for countertops. Oregon Black Walnut End Grain Countertops, made by fusing the end pieces of wood strips, are made to order in sizes as large as 3 feet by 8 feet, with curving and shaping also available. About $148 per square foot. The company ships nationwide. Windfall Lumber, 360.352.2250, windfalllumber.com