Simply add ingredients as per instruction on the MAYOZEN glass bottle to create a traditional French mayonnaise.  Firstly pop in the mayo silicone turbo ball, then an egg yolk, a tablespoon of mustard, some oil and shake. The built-in grip within the shape of the glass also makes it easy to shake too!   Materials: Glass jar with steel lid & 1 silicone turbo ball Giftboxed Dishwasher safe