2011/11/14 tom <[email protected]>:

> ingredient:
> -id
> -parent_id
> -name
> -uom (=unit of measure)
> -qty (=quantity)

With this approach I could use water and flour only to produce Dough.

But I want to use the water in another recipe to brew a beer and there
fore I need other qantities. So I think the approach of Frederick
seems to fit my needs more

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