Roasting Terminology

8/19/2019 Roasting Terminology

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Exploring coffee chemistry and aroadmap to purposeful profiling

John Laird

Nordic Roaster Forum November 8, 2013


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Profiling?

! What do we mean by the term Profiling?

! Profiling is a description of the inputs and results ofour process.

! A plan for controlling the development path of our

roasts.

! A method of ensuring consistency of our roasts.

! Timing is everything


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Roasting - Terminology

! !"# %&'() !"#"$% '( ')" '('*+ ,(+-." (# */$ 0*%%/12

')$(-2) ')" $(*%312 4)*.5"$ ."*%-$"6 *% %'*16*$6 */$ *'

*.5/"1' '".0"$*'-$"7 89 ."*%-$" /% 4-5/4 #""' 0"$ ./1-'"

: ; *16 ."'$/4 /% 4-5/4 ."'"$ 0"$ )(-$ :.7

! *+,- .+/0+#,12#+) !"#"$% '( ')" '".0"$*'-$" $"4($6"6

5? * ')"$.(4(-0+" ($ !@A B)/4) /% /.."$%"6 /1 * %'"*6?

%'$"*. (# 4(C"" 4(1'*/1"6 /1 ')" $(*%312 4)*.5"$7 D"*1

'".0"$*'-$" ."*%-$"."1'% ,*$? B/6"+? 6"0"16/12 (1

0$(5" 0+*4"."1' *16 *$" 6/C"$"1' #$(. .*4)/1" '(

.*4)/1"7


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Roasting Terminology Cont’d

! 34,#5+ .+/0+#,12#+) E% ')" '".0"$*'-$" (# ')" $(*%312

4)*.5"$ /.."6/*'"+? 0$/($ '( $"+"*%/12 ')" 2$""1 4(C"" /1

'( ')" $(*%312 6$-. *' ')" %'*$' (# ')" $(*%'7! 6#'0 .+/0+#,12#+) E% ')" '".0"$*'-$" $"4($6"6 5? ')"

5"*1 0$(5" *' ')" '"$./1*3(1 (# ')" $(*%'7

!

7-8"#'-/+-1 .+/0+#,12#+) !"#"$% '( ')" '".0"$*'-$" (#')" */$ "F/312 ')" $(*%312 4)*.5"$ *;"$ )*% '$*1%#"$$"6

/'% )"*' "1"$2? '( ')" $(*%312 4(C""7


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Roasting Terminology Cont’d

! 9,1+ ': 9";+) @)" $*'" (# '".0"$*'-$" $/%" (# ')" 5"*1

.*%%G -%-*++? "F0$"%%"6 /1 6"2$""% 0"$ ./1-'"7

!

9',;1 6+8+&'0/+-1 ."/+) @)" 0"$/(6 (# 3." ')" $(*%'4(131-"% #$(. ')" %'*$' (# H$%' 4$*4I -13+ ')" 4(.0+"3(1

(# ')" $(*%'7


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Roasting Systems

! Purpose of a Coffee Roasting System

! Various Types of Roasting Equipment

!

Impact on Profile Description! Understand relationship between Environment temp

and bean temp.

! Coffee temperature / heat capacity.


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Probat -Single Pass


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Probat Recirculating

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Roasting Terminology