A typical shot of espresso contains 5-6 calories, so a double shot would contain 10-12 calories.
1 cup = 8 ounces 1 ounce = 0.12 cup
The answer to what has more caffeine really depends on your perspective: If you are looking at caffeine from a volume perspective, espresso has more - about 65 mg/1 oz. But if you are comparing regular coffee (6-8 oz), you are looking at about 200 m of caffeine. In simple terms: In the morning, if you down a large coffee you will have consumed almost three times more caffeine than if you had thrown back a quick espresso. Please see Related links for more information.
You can buy espresso powder at King Arthur Flour http://www.kingarthurflour.com/shop/items/espresso-powder-2-oz
A standard shot that you would get at a bar is one ounce, and a standard shot glass can hold 1.5 ounces of liquid.
10 Grams (about 1/3 of an ounce) of ground coffee should have 30ml of water passed through it under pressure.
You can make approximately 17 12-ounce lattes with one gallon of milk. This estimation considers the standard milk-to-espresso ratio for a latte.
usually about 1 to 1.5oz.
165 in 1.5 oz. one shot is 1.5 oz.
There are 1.5 oz. in a shot.
Crema
10 milligrams http://www.energyfiend.com/caffeine-content/peets-decaf