Roasting espresso in the oven (home roasting tutorial 4/4)

Just like with a home roaster , you can use a convection oven.
roast both filter coffee and espresso.
The only difference lies in the roasting time .

In the video below, we explain how to create one. Espresso roasting can.
→ If you prefer one Filter coffee If you like it, you should just do something roast for a shorter time and base your roast level on the color of a filter coffee.

Alternatively, you can find a description of the roasting process after the video.

How exactly do you proceed?

1. Prepare everything you need for roasting:
green coffee beans, roasted espresso as a reference and a sieve (see part 2 of our tutorial for more details).

2. Heat the Oven set to 210 °C Pre-circulated air.

3. Distribute evenly 100g green coffee beans onto a baking tray lined with aluminum foil.

4. Fold the aluminum foil Fold the sides upwards to prevent the beans from falling out.

5. Slide the baking tray into the oven and stir the beans every two minutes.

6. Wait approximately 10-12 minutes. off and you will hear a soft crackling sound.

7. Compare Then regularly use your reference espresso.

8. Once you have reached your preferred roast level (this can take between another 5 and 10 minutes depending on room temperature and amount of beans), you can remove .

9. Don't forget to do it immediately afterwards. to cool in the sieve .

10. Weigh the roasted beans at the end so you know how much weight they have lost.

What happens to the coffee during roasting?

First You will notice that the beans Color from blue-green to yellow They change. This is a sign that the beans are drying out and the water they contain is evaporating. After that do they dissolve silver skin They slowly fall off and onto the damp cloth. During this time, you will notice a gentle, pleasantly sweet scent. As soon as When the beans turn brown, the aromas begin to develop and the Smell of caramel intensifies.

As mentioned above, you will after Crack the beans for about 10 minutes. Listen. From this moment on, the typical coffee flavor develops. You could take the beans out now and you would get a very light, mild, fruity, cinnamon-colored filter coffee You will get it. However, you should try to achieve your target color using the reference coffee as a guide. From now on, it's just a matter of personal preference how long you roast the beans.

When can you enjoy your freshly roasted espresso?

Wait at least a day before tasting the coffee. That way, any residue produced during roasting will dissipate. Carbon dioxide , which masks the true taste of the coffee. Of course, it is perfectly safe to drink the coffee beforehand.

In addition, the Bouquet of coffee aromas Over time, and some even prefer to wait a week or more before drinking their coffee.
We recommend you → Wait for different periods of time before tasting your home-roasted coffee. Then you can compare the results and decide for yourself which one you like best.

How should you store the coffee?

As with any food product, you should roast the coffee
Do not leave in direct sunlight or simply outside.
but store in an airtight and opaque container .

The great thing about home roasting is that you can roast only what you plan to drink within the next week. Therefore, you don't need to worry too much about storage.

That was the Part 4 of our coffee tutorial for home roasters . This series teaches you everything you need to know to easily roast delicious coffee yourself. This marks the beginning of a new journey. A magnificent culinary journey This is for you. There's an accompanying video for each part of the tutorial.
We hope you enjoyed it.