American · drink

Easy Cold Brew Coffee (Immersion or Hot Bloom)

Video by Joshua Weissman on YouTube · Open on YouTube

15 min · plus 12–24 hours steepingMakes 8 × 1 glass (150 ml) over ice2 kcal a portion
  • Low carb (0 g net carbs) but not keto: 18% of the energy is from fat, and keto meals get about 60% or more
  • Vegan
  • Gluten-free ingredients
  • Nut-free

Contains: none of the common allergens in the listed ingredients. Check labels on stock, sauces and spice mixes.

Black and unsweetened, it is practically calorie-free (1–2 kcal a glass). Steeping the coffee cold gives a smooth, less bitter brew that is easy to enjoy without sugar or syrup.

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Ingredients 3

Method

Tap a time to watch that step in the video.

  1. Grind 1½ cups (80 g) of good coffee beans coarsely, like coarse cornmeal, and tip them into a half-gallon (2 litre) jar. 1:19
  2. Immersion method: pour in 6 cups (1.4 litres) of cold or room-temperature filtered water and stir until all the grounds are wet. Cover and refrigerate for 12–24 hours; 24 hours gives a much stronger brew. 1:36
  3. Hot bloom method (a little brighter and fuller): pour in about 2 cups of the water heated until steaming (about 96 °C), stir, wait exactly 1 minute, then add the remaining 4 cups of cold water. Stir, cover and refrigerate for 12–24 hours. 2:00
  4. Strain through a fine sieve lined with cheesecloth, or for no grit at all, slowly through a paper filter in a pour-over cone or Chemex. 2:33
  5. Pour over plenty of ice and drink. Keep the rest covered in the fridge.

Tip. Joshua's recipe serves 8: it makes about 1.2 litres after straining, about 150 ml a glass. Any milk you add is extra. Cold brew is high in caffeine, so one or two glasses a day is plenty.

The method is a summary in our words — the video shows every step.

One portion, 1 glass (150 ml) over ice, gives you 1 of 8

Energy2 kcal10 kJ
Protein0.2 g0% of a day
Fibre0 g0% of a day
Carbohydrate0 g0 g net · 0 g sugars0% of a day
Fat0 g0 g saturated0% of a day
Sodium0 mg0% of a day

Where the energy comes from one serve

  • Net carbs 0%
  • Protein 100%
  • Fat 0%

Very low carb: under 10% of the energy is from carbs.

Vitamins & minerals % of a day, one serve · tap for more

No vitamin or mineral reaches 10% of a day in one serve.

Show the other 15
Potassium2%

70 mg a serve, mostly from coffee beans (100%). Balances sodium to help control blood pressure and keeps muscles and nerves working. Beans, potatoes, leafy greens and fruit are rich sources.

Magnesium1%

4.5 mg a serve, mostly from coffee beans (100%). Takes part in hundreds of reactions — energy, muscles, nerves, blood sugar and bones. Nuts, seeds, legumes and whole grains are good sources.

Folate1%

3 µg a serve, mostly from coffee beans (100%). Needed to make DNA and new cells — especially important before and in early pregnancy. Legumes and leafy greens are rich sources.

Calcium0%

3 mg a serve, mostly from coffee beans (100%). Builds bones and teeth and helps muscles and nerves work. Dairy, calcium-set tofu, sardines with their bones and some greens supply it.

Iron0%

0 mg a serve, mostly from coffee beans (100%). Carries oxygen in your blood. Iron from plants absorbs better with vitamin C in the same meal — lemon, tomato or capsicum.

Zinc0%

0 mg a serve, mostly from coffee beans (100%). Needed for immunity, wound healing, taste and growth. Meat, seafood, legumes, seeds and whole grains supply it.

Vitamin A0%

0 µg a serve. Keeps eyes, skin and the immune system healthy. Orange vegetables and dark greens give beta-carotene, which the body turns into vitamin A.

Vitamin C0%

0 mg a serve. An antioxidant needed for collagen, immunity and iron absorption. Long cooking destroys some, so raw herbs, citrus and capsicum help.

Vitamin D0%

0 µg a serve. Helps you absorb calcium for bones and supports muscles. Few foods have much — oily fish, eggs, UV-exposed mushrooms, fortified milks. Sunlight is the main source.

Vitamin E0%

0 mg a serve, mostly from coffee beans (100%). An antioxidant that protects cell membranes. Nuts, seeds and plant oils such as olive oil are the main sources.

Vitamin K0%

0.1 µg a serve, mostly from coffee beans (100%). Needed for blood clotting and bones. Leafy greens and herbs are very rich in it. If you take warfarin, keep your intake steady and talk to your doctor.

Vitamin B120%

0 µg a serve. Keeps nerves and blood cells healthy. Found almost only in animal foods and fortified foods (some plant milks, nutritional yeast), so vegans need a reliable source.

Vitamin B60%

0 mg a serve. Helps turn food into energy and make brain messengers. Chickpeas, fish, poultry, potatoes and bananas are good sources.

Selenium0%

0 µg a serve. Part of the body's antioxidant enzymes and needed for thyroid hormones. Seafood, eggs, meat and Brazil nuts are rich sources.

Omega-30%

0 g a serve. Omega-3 fats support the heart and brain. Oily fish give EPA and DHA; walnuts, flax, chia and canola give ALA, which the body converts only a little.

Estimated from the ingredient list with USDA FoodData Central values; % of a day uses the food-label daily values. How this works

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Recipe and video by Joshua Weissman; the method summary, nutrition estimate and diet notes are Notbroken’s. General information about food, not dietary advice.