20ml vodka
40ml melon liqueur
20ml orange juice
20ml lemon juice
How to prepare: Shake all ingredients with ice and strain into 4 small glasses of a shoot.
MELON LIQUEUR BRAND MIDORI: 
Midori: Midori is a bright, green-coloured, muskmelon-flavored cordial made by Suntory. It is manufactured in Japan, Mexico and France, though it was made only in Japan until 1987. It was first concocted in 1978, with a launch party held in New York's famous Studio 54.
Midori is usually 20-21% alcohol by volume.
Midori is usually 20-21% alcohol by volume.
COBBLER SHAKER: 
How to use the cobbler shaker:
What if we do not have liqueur? I suggest we change the proportions and turn liqueur into juice:
40ml vodka
20ml melon juice
20ml orange juice
20ml lemon juice