Changes of nutritional components of coffee beans before and after roasting
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Roasting baking
The average chemical composition of raw coffee beans is as follows: water 12%, nitrogen 12%, fat 12%, sugar and dextrin (dextrine) 10%, other non-nitrogen substances 18%, dust 4%, tannin 6.7%, caffeine 1.2%, coffee essential oil 0.1%. Of course, these data are not fixed, and the quantity of some of these ingredients varies greatly, which is why each kind of coffee is so different.
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DIY baked beans.
If-you also want to try to bake your own coffee at home, but it costs money to buy a home roaster and it takes time to make a milk powder can roaster; is there a way to experience the fun of coffee baking right away without spending money and time? Of course there is! As long as you have a kitchen (pan, gas stove) and a bag of raw coffee beans in your hand, you can join your own baked coffee at any time.
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