Guide

How To Make Espresso At Home

Learn how to make espresso at home with a practical double-shot recipe, grind guidance, dose, ratio, timing and troubleshooting.

By Online Coffee Guide Editorial TeamPublished January 3, 2025Updated January 7, 20263 min read

Home espresso machine pulling a double shot with grinder, tamper and scale on a kitchen counter

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Quick Answer

To make espresso at home, start with 18-20g of finely ground coffee, pull about 36-40g of espresso output, and aim for roughly 25-30 seconds from pump start. If the shot is sour and fast, grind finer. If it is bitter and slow, grind coarser.

Key Takeaways

1A good grinder matters more than most beginners expect.
2Use weight, not volume, because crema makes volume misleading.
3Start with a 1:2 ratio, then adjust by taste.

Hand tamping freshly ground espresso in a portafilter on a tamping mat beside a scale and brush. — Good puck prep makes espresso more repeatable before the shot ever starts.

Home espresso is demanding because many variables are compressed into a short extraction. A tiny grind change can move a shot from sour to bitter. That is frustrating at first, but it also makes espresso highly controllable once you understand the workflow.

Basic Double Espresso Recipe

Reader GuideCoffee Reference Table
	Variable	Starting Point
	Dose	18-20g coffee
	Output	36-40g espresso
	Ratio	About 1:2
	Time	25-30 seconds
	Grind	Fine espresso grind
	Pressure	Machine-dependent; many pump machines target around 9 bar
	Temperature	Usually around 92-96 C / 198-205 degrees F

Step-By-Step

Heat the machine and portafilter fully.
Grind fresh coffee into the basket.
Weigh the dose.
Distribute grounds evenly.
Tamp level and firm.
Place the portafilter in the machine.
Start the shot and weigh output.
Stop around your target output.
Taste before changing the recipe.

Troubleshooting Espresso

Reader GuideCoffee Reference Table
Shot Result	Likely Cause	First Adjustment
Fast, pale, sour	Too coarse or low resistance	Grind finer
Slow, bitter, heavy	Too fine or too much resistance	Grind coarser
Spurting / channeling	Uneven puck prep	Improve distribution and tamp
Good time but sour	Needs more extraction	Lengthen output or grind finer
Good time but bitter	Too much extraction	Shorten output or grind coarser
Thin crema	Coffee age, grind or blend	Check freshness and beans

What Gear Matters Most

The grinder is the most important upgrade. A machine can only extract what the grinder prepares. If the grind is inconsistent, espresso becomes a cycle of random adjustments.

A scale is the second essential tool. Without weighing output, you are guessing.

What To Read Next

Use this guide with Espresso Guide, Espresso Ratio Guide, Coffee Grinder Guide, Espresso Machine Guide and Espresso Machine Guide.

Bottom Line

Start simple: 18g in, 36g out, 25-30 seconds. Do not chase cafe perfection immediately. Learn what sour, sweet and bitter taste like in your own machine, then make one adjustment at a time. That is how home espresso becomes repeatable.