We have a battery-powered digital scale that goes down to the gram, or an eighth of an ounce.

It's amazing how less messy the kitchen is now that I weigh out all the ingredients when making bread. It didn't matter so much in our old abode, where we had an enormous kitchen with a great, big work surface, but now we cook in a galley and you have to sit down at the dining table to find the space to change your mind.