After a bit of fiddling they found the optimal position and movements to produce a delicate butter that looks pretty tasty. The video after the break shows the process and the results, but sadly ...

Restaurant butter is better when professional chefs use the right ... To make whipped butter, chefs mix in a bit of water, ...

You can also try mashed avocado, hummus, or extra virgin olive oil. All have a better-than-butter fat mix.