C1 using whole milk, which is significant if you are only using colour as a measure of tea preference.
I think milk type could be the 3rd dimension to this chart, but that is more likely to be is brew time.
C1 using whole milk, which is significant if you are only using colour as a measure of tea preference.
I think milk type could be the 3rd dimension to this chart, but that is more likely to be is brew time.