Most bakers know to stick a toothpick into the center of cake to check if it's done. If it comes out sticky with batter, the cake stays in the oven till the toothpick can be drawn out clean. Bakers ...
The plain wooden toothpick is among the sim­plest of manufactured things. It consists of a single part, made of a single material, and is intended for a single purpose, from which it takes its name.