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Three glass bottles labeled caramel, hazelnut, and vanilla filled with iced coffee syrups are displayed close together, with green plants blurred in the background.

Basic Iced Coffee Syrup

A simple 1:1 sugar-and-water syrup you can flavor any way you like — the base for almost every iced coffee syrup out there.

Keyword iced coffee syrup
Prep Time 15 minutes
Servings 1 cup

Ingredients

  • 1 cup sugar
  • 1 cup water
  • flavoring of your choice (2 tsp extract, or 2-3 tbsp whole spices/fresh ingredients)

Instructions

  1. Combine sugar and water in a saucepan over medium heat.

  2. Simmer (don't boil) and stir until sugar fully dissolves.

  3. Add your flavoring — extract, spices, or fresh ingredients — and simmer 2-3 more minutes.

  4. Remove from heat and let cool completely.

  5. Strain if you used whole spices or fresh ingredients.

  6. Pour into a clean bottle or jar and refrigerate.

Recipe Notes

  • Storage: Keeps about 1 month in the fridge.
  • How to use: Start with 1–2 tablespoons per cup of coffee and adjust to taste.

Flavor variations to try with this base: cinnamon sticks or cloves, fresh mint or rosemary, or almond extract instead of vanilla.