everything together at the last minute. try to keep things with similar purposes in proximity to one another. for example, keep all of your spices in one cabinet. you can even organize them further by grouping them according to color, flavor, type or any other effective method.
get your cooking utensils squeaky clean before starting a new dish. if items are not completely clean after you put them away, you could ruin everything you cook. beyond that, dirty utensils allow bacteria to grow which could make you ill.
instead of chopping them on a cutting board, a better way to cut herbs is to hold them in a bunch and cut them 