See How Much Your Dough Has Risen With a Rubber Band
Even if you have a keen eye, watching if your dough has doubled is not very accurate. Make it easy for yourself by marking the starting level with a rubber band.
Start by placing the dough in a transparent container, then track its current level by pulling an elastic band around the container. Now, when you need to see if the dough has risen enough, a marker with an elastic band comes to your aid. More tips to help you hack the baking process can be found in the full post at the link below.
Tips from the Stars: Baking, Issue | America’s Test Kitchen