Cold Brew Tonic

Naturally high in caffeine, the cold brew tonic offers the ultimate healthy alternative to other energy drinks.

Our Cold Brew Concentrate is incredibly versatile and works with allsorts of mixers. Here's a couple of very quick and simple recipes to enjoy with friends in the park or at a family barbecue.


Sometimes it's nice to create a long, mixed drink without the need for alcohol. Sometimes.

Good for

A healthy alternative to energy drinks

See recipe

January 14, 2019

How to make it

  1. 1. Overfill 10oz glass with ice cubes
  2. 2. Pour all ingredients
  3. 3. Squeeze lime and leave slice as garnish (optional)
  4. 4. Mix well

What you'll need

  • 10oz glass
  • Handful of ice cubes
  • 50ml Union Cold Brew Coffee Concentrate
  • 140ml Tonic Water
  • Squeeze of lime (optional)

What coffee to use

  • We'd recommend you use our Cold Brew Coffee Concentrate for this recipe.

    Or to make your own cold brew see the bottom of the page for specific coffee suggestions.


Some days you just need something cooling, and cold brew coffee makes the perfect drink served over ice.

Click here to see our full list of over ice recipes made by our team of expert baristas.

This recipe works perfectly with these coffees

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Bobolink Brazil
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Smooth and balanced
Quality Score: 84.0
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Image: Yirgacheffe, Union Coffee Bag,Wholebean,Cafetiere,Filter,Espresso,200g,1kg
Yirgacheffe Organic Ethiopia
Notes of Kumquat, Peach, Toffee
Light and floral
Quality Score: 86.5
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