On Tue, 30 Jan 2018 17:40:33 -0500, Dave Smith
> wrote:

>On 2018-01-30 4:58 PM, Broce wrote:
>> On Tue, 30 Jan 2018 16:54:41 -0500, Dave Smith
>>
>>> I don't think so. Real buttermilk is a by product of butter production.
>>> Rich milk is allowed to stand, allowing the cream and milk to separate.
>>> The buttermilk is what is left after the churned butter is removed.
>>
>> This is what I always understood buttermilk to be.
>>
>
>Yes, but when you buy buttermilk in the grocery store that is not what
>you get.

I wonder if that 'cultured buttermilk' is a North American thing or
also European. My mother hated buttermilk and I copied that without
ever trying it, so I don't know much about it.