Bottled Instant Coffee Drink · Hot-Dissolve, Batch-Chilled

How to Make Nescafe Mocha Mint

Dissolve instant coffee, dark unsweetened chocolate powder, creamer, and white sugar in 3 liters of boiling water, then stir in 300 ml condensed milk and 300 ml evaporated milk along with mint flavoring. Cool the mixture, bottle in 300 ml portions, and refrigerate for up to seven days. The batch yields approximately 13 bottles; one bottle is concentrated enough to fill two 16-ounce cups when poured over ice.

A concentrated, batch-brewed bottled coffee made with instant coffee, dark unsweetened chocolate powder, mint flavoring, and a combination of condensed and evaporated milk, all dissolved in boiling water. One batch yields approximately 13 bottles of 300 ml each, ready to refrigerate and serve straight or over ice.

Water

100 °C

Bring to a full rolling boil before adding any dry ingredients; do not add dry ingredients until the water is actively boiling

Difficulty · BeginnerYield · approximately 13 bottles of 300 ml each (about 12 without add-ins)

What you need

  • large pot
  • stirring spoon or ladle
  • measuring cup
  • 300 ml bottles with sealable caps
  • funnel (optional, for bottling)

Method

  1. Bring 3 liters of water to a full rolling boil in a large pot

    Do not add any dry ingredients until the water has reached a true boil, not merely a simmer

  2. Add all dry ingredients — instant coffee, dark unsweetened chocolate powder, creamer, and white sugar — to the boiling water and stir continuously until fully dissolved

    Every dry ingredient must be completely dissolved before moving on; visible particles or graininess means the mixture needs more stirring

    Expert tipDark unsweetened chocolate powder produces a deep, dark color and delivers bitterness that balances the sweet dairy. If you substitute a sweetened powder such as milo or ovaltine, reduce the added sugar and increase the chocolate quantity to compensate

  3. Turn off the heat, then add the condensed milk, evaporated milk, and mint flavoring, stirring until everything is well combined

    Adding the wet ingredients off the heat helps preserve the delicate mint aroma

  4. Taste the mixture while it is still hot and adjust sweetness or coffee strength as needed before cooling

    This is the only practical opportunity to correct the balance across the whole batch; once cooled and bottled, adjusting flavor evenly is not possible

    Expert tipThe perceived intensity of mint will vary by brand and concentration, so tasting at this stage is essential rather than optional

  5. Allow the mixture to cool completely at room temperature before bottling

    Bottling while hot can cause pressure buildup in sealed bottles and may shorten shelf life

  6. Pour the cooled mixture into 300 ml bottles and seal with caps, then refrigerate

    If adding konjac pearls or grass jelly, place them into the cup just before serving — never bottle them in advance, as they will become waterlogged

    Expert tipOne 300 ml bottle is concentrated enough to fill two 16-ounce cups poured over a full glass of ice; at that dilution you may want to add a small amount of sugar syrup to taste

Watch it done

The source videos we studied to build this method.

▸ Trimmed to the recipe steps (3:18–7:30)

Full walkthrough of mixing, tasting, and bottling a batch of concentrated mocha mint instant coffee for home use or small-business selling

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Why this works

Adding the dry ingredients only after the water reaches a full boil ensures complete dissolution with no clumping. Turning off the heat before introducing the condensed milk, evaporated milk, and mint shields the delicate mint volatile compounds from further thermal breakdown. Using dark unsweetened chocolate powder contributes bitterness and a near-black color without adding competing sweetness that would throw off the sugar balance. Because the recipe contains no fresh milk, the sealed bottles remain stable under refrigeration for up to seven days.

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Where beginners go wrong

  1. 1

    Dry ingredients clump or fail to dissolve

    Confirm the water is at a full, active boil — not just hot or steaming — before adding anything, and stir steadily until the surface of the liquid looks completely smooth

  2. 2

    Finished drink is too sweet or not sweet enough

    Taste the batch while it is still hot immediately after combining all ingredients, and correct the sugar level before you cool and bottle; there is no reliable way to re-balance an already-bottled batch

  3. 3

    Color is lighter or paler than expected

    Switch to a fully dark, unsweetened cocoa or chocolate powder; any sweetened or lighter blend will produce a noticeably paler result and add unwanted sugar

  4. 4

    Konjac pearls or other add-ins turn mushy

    Never seal add-ins inside the bottle for storage overnight; place konjac pearls, grass jelly, or coffee jelly into the individual serving cup just before pouring and serving

What you should taste

Bold, strong coffee with deep dark-chocolate undertones and a pronounced cool mint aroma and finish; the condensed and evaporated milk give a rich, creamy sweetness, and the color is very dark from the unsweetened chocolate powder

FAQ

How long does bottled mocha mint keep in the refrigerator?

Because the recipe uses instant coffee and contains no fresh milk, sealed bottles last up to five to seven days refrigerated; the creator tested and confirmed seven days with good results, though they note the drink must be kept refrigerated at all times

Can I drink it straight from the bottle, or does it need to be poured over ice?

The mixture is ready to drink directly from the bottle; when poured over a full glass of ice, one 300 ml bottle yields two 16-ounce servings, and at that level of dilution you may want to stir in a little sugar syrup to restore sweetness

Can I use a sweetened chocolate powder instead of dark unsweetened?

You can substitute a sweetened blend, but you will need to reduce the added white sugar and may need to increase the amount of chocolate powder to achieve comparable depth of flavor and color; expect a lighter-colored, sweeter result

About this recipe

Method adapted from @rizasri's video.

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