Chef Dominique Ansel’s Simple Rum Syrup Recipe
Written by MasterClass
Last updated: Jul 27, 2025 • 1 min read
Chef Dominique’s whimsical chocolate cake is a wonder to behold—and will make a fantastic cake to use as a showstopper at your next dinner party.
A decadent rum simple syrup seals in moisture and flavor as its brushed over layers of spongy biscuit. (Learn how to make Chef Dominique Ansel’s biscuit recipe here.) It can be incorporated into your favorite cake or cupcakes recipe or drizzled over ice cream for a delectable punch of rum flavor. You can also get creative with the sugar: try substituting brown sugar for a richer flavor, for example.
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How to Make Simple Syrup
The foundation of this rum syrup recipe is a simple sugar syrup made with a 1:1 ratio of one cup sugar to one cup water.
Chef Dominique Ansel’s Rum Syrup Recipe
makes
500gtotal time
15 mincook time
15 minIngredients
Equipment:
- 1
In a pot, bring sugar and water to a boil while stirring occasionally.
- 2
Remove from heat and stir in rum.
- 3
Let cool to room temperature.
Storage: Store in the fridge in an airtight container for up to 1 week.
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