What is the recipe for green juice?

Here is the basic recipe of green juice that we suggest :

• 2 cucumbers
• handful spinach
• 1/2 apple
• handful mint/coriander 
• 1⁄2 lemon
• 1-inch ginger 

However, there is no fixed recipe. You can make green juice with whatever vegetables are available to you. You could replace the above ingredients with - 

• bottle gourd
• cucumber
• celery
• lettuce
• kale
• parsley