Size: Cocktail shakers range in size and typically hold between 18 and 28 ounces. Consider how often you're making cocktails for a big crowd. If you regularly host cocktail parties with friends ...

So do not expect to be able to scale up from there -- unless you've got a great, big shaker lying around like Oggi's 60-ounce jumbo cocktail shaker, which could get you closer to batching six ...