A coffee mocktail uses the structure of a mixed drink without requiring alcoholic spirits. The source connects this approach with interest in more inclusive social drinks. Removing alcohol does not remove the need to think about concentration, sweetness, acidity and serving temperature.
Choose a clear coffee base and decide what it should contribute. Espresso, cold brew and chilled filter coffee behave differently when mixed with ice, fruit or sparkling ingredients. Additions should support the intended flavour rather than accumulate until the coffee disappears. Check that every ingredient suits the zero-proof intention.
Measure the components and include the serving ice in comparisons. Taste soon after mixing and again as dilution changes the drink. A successful recipe can be modest and repeatable; it does not need the largest garnish or an elaborate name to offer a satisfying alternative for someone avoiding alcohol.

The conversation
A good question can make a better brew.