espresso-ish
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Espresso Temperature Guide
A Pura PCM-C1, Breville, and many other brands of espresso machines allow you to control water temperature, which, along with grind, are powerful tools for improving espresso flavor.
Recommended Temperature by Roast
General espresso range: 195–205°F (90–96°C)
| Roast Type | Temperature | Why | Flavor Goal |
|---|---|---|---|
| Light Roast | 200–205°F (93–96°C) | Dense beans, harder to extract | Reduce sourness, increase sweetness |
| Medium Roast | 196–201°F (91–94°C) | Balanced extraction | Balance acidity and body |
| Dark Roast | 192–198°F (89–92°C) | Extracts easily | Avoid bitterness and burnt taste |
Practical Adjustment Rule
- Sour or thin shot → Increase temperature
- Bitter or harsh shot → Decrease temperature
Even a small change of 1–2°C (2–3°F) can make a noticeable difference.
Key Tips for Better Espresso
1. Preheat Everything
- Run a blank shot before brewing
- Warm the portafilter and cup
Cold equipment lowers brew temperature and hurts extraction.
2. Change One Variable at a Time
When adjusting temperature:
- Keep grind, dose, and yield constant
- This helps isolate what improves the shot
3. Use Temperature as Fine Tuning
Think of adjustments this way:
- Grind size = coarse adjustment
- Temperature = fine adjustment
Fix grind first, then adjust temperature.
4. Consider Bean Processing (Advanced)
- Washed coffees → can handle slightly higher temperatures
- Natural (dry-processed) coffees → often better at slightly lower temperatures
5. Use Fresh Beans
- Ideal window: 7–21 days after roasting
- Old beans produce flat, inconsistent shots
6. Ensure Good Grind Quality
- Uneven grind = uneven extraction
- Temperature adjustments cannot compensate for poor grind
7. Start with a Solid Baseline
- Ratio: 1:2 (e.g., 18g in → 36g out)
- Time: 25–30 seconds
- Temperature: ~200°F (93°C)
Adjust from there based on taste.
Troubleshooting Guide
| Problem | Likely Cause | Fix |
|---|---|---|
| Sour, sharp | Under-extraction | Increase temperature |
| Bitter, harsh | Over-extraction | Decrease temperature |
| Flat, dull | Low temp or stale beans | Increase temperature or use fresher beans |
Bottom Line
- Start at 200°F (93°C)
- Increase for light roasts
- Decrease for dark roasts
- Adjust in small increments based on taste
espresso-ish.txt · Last modified: by Steve Isenberg