[Homeroast] Sour smelling & tasting beans...
Tom & Maria - Sweet Maria's Coffee
sweetmarias at sweetmarias.com
Tue Oct 12 20:16:13 CDT 2010
Chiming in to agree with Brian. Freshroast might be running a bit
hot, or might be a bit overloaded so some coffee is not roasting
completely on the interior of the bean. If there was an issue with
the interior being under-roasted you can try to compare surface color
of the bean with a ground sample of the same roast. If the ground
sample is much lighter, it might be the problem. It is not easy to do
this though - comparing color of 2 different surfaces that have
>Based with my experience with air poppers (when I was first roasting,
>several years ago), it sounds like you are roasting too fast. It
>sounds like the outside is roasted, perhaps even burnt (are your
>roasted beans oily?), while the insides are not roasted. A "racing"
>roast, where first crack blends into second, would also tend to
>confirm my suspician. Sour taste, especially thin sour taste, sounds
>like under-roasted centers to me.
>For the heck of it, cut the amount that you are roasting in the
>FreshRoast in half, and see what happens. I suspect your roast will
>take longer, with a more pronounced pause between first and second
>On the other hand, if you are not seeing any of these things,
>disregard this post.
>On Mon, Oct 11, 2010 at 5:53 PM, Sheila McKinnon <ihs at shaw.ca> wrote:
>> Hello... I have been 'lurking in the shadows' for the past while
>>learning from all of you some of the finer tips on home roasting.
>> What a terrific group. Thanks to all of your for your info and
>> My question that has prompted me to finally post... I am
>>roasting with a FreshRoast SR500 I also have a Behmor. I have
>>been roasting for over 1 year and have several hundred roasts
>>behind me. Most were ok. Recently I am finding that the roasts
>>with the FreshRoast have a sour smell - am I 'over roasting'? I am
>>hitting 2nd crack - if I stop too early then the roast seems
>>under-roasted - with no taste. It does not seem to matter the bean.
>> Thanks in advance. Cheers, Sheila.
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