The passive voice - describing processees : wine making

First 	the grapes 	are 			picked, 
	subject     + 	vb to be, present   + 	past participle
(they are) put in containers and (are) taken to the factory.

Then they are pressed and the juice is collected in a big vat.

Next, yeast and sugar are added.

Then the juice is poured into bottles which are corked and labeled.

After that, the wine is stored in a cellar for ten years.

When it is ready, the wine is drunk.