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Banana Bread Syrup
This homemade banana bread syrup brings the flavor of warm banana bread into an easy, pourable syrup you can use in everything from cocktails and mocktails to coffee drinks. Made with real overripe bananas, brown and white sugar, cinnamon, nutmeg, and vanilla, it has plenty of banana flavor without becoming overly spiced or heavy.
It’s especially good when you have a couple of overripe bananas sitting around that you don’t want to waste. Instead of baking an entire loaf of banana bread, you can turn them into a homemade syrup that keeps in the refrigerator and is ready whenever you want to add banana bread flavor to a drink.
What Is Banana Bread Syrup?
Banana bread syrup is a flavored simple syrup inspired by the flavors you’d typically find in homemade banana bread. While a basic banana syrup focuses almost entirely on fresh banana flavor, this version adds brown sugar, cinnamon, nutmeg, and vanilla to recreate more of that warm, baked banana bread profile.
Using both white and brown sugar is important here. White sugar provides straightforward sweetness without covering up the banana, while brown sugar adds a deeper molasses flavor that makes the syrup taste more like banana bread.
Two overripe bananas provide the base of the flavor. As they simmer, they soften and release their natural banana flavor into the syrup. Lightly mashing them toward the end of cooking helps extract even more flavor before everything is strained.
The finished syrup is sweet, banana-forward, lightly spiced, and incredibly versatile.
Ingredient Breakdown
Overripe Bananas: The star of the syrup. Overripe bananas are ideal because they’re softer, sweeter, and have a stronger banana flavor than underripe bananas. Bananas with plenty of brown spots work perfectly.
White Sugar: Provides clean sweetness and helps create the syrup’s base without adding another strong flavor.
Brown Sugar: Adds richness and subtle molasses notes that help give the syrup its banana bread character.
Water: Dissolves the sugars and allows the banana and spices to infuse into the syrup as everything simmers.
Cinnamon: A small amount of cinnamon adds the familiar warm spice associated with banana bread without overpowering the banana.
Nutmeg: Nutmeg adds another layer of warm spice. Only ⅛ teaspoon is needed because nutmeg can quickly become dominant.
Vanilla Extract: Added after cooking, vanilla rounds everything out and helps recreate the flavor of freshly baked banana bread.
Why You’ll Love This Banana Bread Syrup
One of the best things about this recipe is how much flavor you can create from a handful of simple ingredients. There are no specialty syrups, extracts, or complicated techniques required.
Using real bananas gives the syrup a natural banana flavor rather than the candy-like flavor that some bottled banana syrups can have. The combination of white and brown sugar adds sweetness and depth, while cinnamon, nutmeg, and vanilla provide just enough warmth to make the finished syrup taste distinctly like banana bread.
It’s also a great way to use bananas that have gotten a little too ripe to eat on their own. And because the finished syrup is so versatile, you can make one batch and use it across several different drinks throughout the week.
What Can You Use Banana Bread Syrup For?
This syrup was designed with drinks in mind, so there are plenty of ways to put it to use.
For cocktails, try adding it to an espresso martini for a banana bread espresso martini, or pair it with bourbon, rum, vodka, or coffee liqueur. It can also replace regular simple syrup in certain cocktails when you want to introduce banana and warm spice.
For non-alcoholic drinks, add it to iced coffee, cold brew, lattes, shaken espresso, hot coffee, or mocktails. Start with a small amount and add more depending on how sweet and banana-forward you want the drink.
You can even drizzle a little over pancakes, waffles, French toast, oatmeal, or ice cream.
Tips for the Best Banana Bread Syrup
- Use very ripe bananas. The browner and softer they are, the stronger and sweeter the natural banana flavor will be.
- Keep the syrup at a gentle simmer. You don’t need a hard boil. A gentle simmer allows the ingredients to infuse while the sugars stay dissolved.
- Don’t mash the bananas immediately. Let the pieces simmer first, then lightly mash them after about 10 minutes to release additional flavor.
- Add the vanilla after cooking. Adding vanilla extract after removing the syrup from the heat helps preserve more of its aroma.
- Press the banana while straining. Use the back of a spoon or spatula to gently press the solids against the fine-mesh strainer and extract the flavorful liquid.
- Let it cool before storing. Once completely cooled, transfer the syrup to a sealed bottle or jar and refrigerate.

