Smooth Cold Brew Coffee from Concentrate

By

Source: Serious Eats — Daniel Gritzer, Cold Brew Iced Coffee.

Cold brew · International

A cold brew iced coffee recipe for 4 servings, written from a single tested source, with times and temperatures kept as the source set them.

Prep10 min
Cook0 min
Total10 min
DifficultyEasy
Per serving0 kcal
FreeVegetarianCaffeine
Servings4Recipe makes 4
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Allergens (EU 14)
GlutenCrustaceansEggsFishPeanutsSoybeansMilkTree nutsCeleryMustardSesameSulphitesLupinMolluscs

Always check the labels of the products you use.

Method

  1. 1

    Mix. In a big, nonreactive vessel, mix ground coffee and water, mixing to fully saturate all the coffee grounds. Put a lid on and leave to stand at room temperature for no less than 8 plus upwards to 12 hours.

  2. 2

    Chill. Strain this cold brew concentrate through a fine sieve lined with cheesecloth or a big coffee filter or other filtering mid-sized to remove grounds and sediment. Move cold brew concentrate to an airtight container and chill till well chilled.

  3. 3

    Finish. To offer, tip the chilled cold brew concentrate over ice plus dilute till it tastes right using cold water, milk, or a milk substitute.

Storage

Keep covered in the fridge and use within a few days.

Caffeine · Free sugars

Caffeine
  • Per serving: at least 55 mg caffeine (serving: 1 glass (about 137 ml concentrate)). Source: about 137 ml brewed per serving × USDA FDC SR Legacy #171890 (brewed coffee, 40 mg/100 g) This brew uses more coffee per ml than standard brewed coffee, so the real amount is likely higher..
  • Scaling: making more servings does not change the caffeine in each serving; what counts is how many servings you drink in a day. 1 serving: 55 mg · 2 servings: 110 mg · 3 servings: 165 mg · 4 servings: 220 mg (above EFSA 200 mg at once).
  • General guideline: EFSA Scientific Opinion on the safety of caffeine (2015): for healthy adults, up to 200 mg in a single dose and up to 400 mg per day do not raise safety concerns. 1 serving = 14 % of 400 mg. EFSA
Sugar (daily guide)

0 g per serving

0 % of the 50 g daily maximum · 0 % of the ideal 25 g

Free sugars under 50 g a day, ideally about 25 g, based on WHO free-sugar guidance (not endorsed by WHO). The share shown is the share of one serving. WHO

Equipment

  • mixing bowl
  • scales

Nutrition per serving Calculated from USDA FoodData Central

Per servingAmount
Energy0 kcal
Protein0.1 g
Carbohydrate0 g
of which sugars0 g
of which free sugars0 g
Fat0 g
of which saturates0 g
Fibre0 g
Salt0.02 g

Protein per 100 kcal

0 g High protein needs ≥ 5 g per 100 kcal (20% of energy) and ≥ 10 g per serving

Calculated from USDA FoodData Central ingredient values