Aged Rum and Brown Sugar Banana Foster Sauce

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

A decadent dessert sauce combining aged dark rum with caramelized brown sugar and bananas, perfect for drizzling over ice cream or pancakes. This caribbean-inspired desserts ready in about 15 minutes layers unsalted butter, packed brown sugar, medium ripe bananas, sliced into a dessert worth slowing down for — great for weekend baking, holiday tables, or any time you want a sweet payoff at the end of a meal. Each serving lands at about 210 calories and feeds 4, so it slots into a weekend bake or a special-occasion dessert tray. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 5 min Cook: 10 min Serves 4 Caribbean cuisine 210 cal/serving
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Ingredients

Instructions

  1. Step 1: In a large skillet over medium heat, melt 4 tbsp unsalted butter. Add 1/2 cup packed brown sugar and cook, stirring constantly, for 3-4 minutes until sugar dissolves and mixture turns golden and fragrant.
  2. Step 2: Add 2 sliced ripe bananas to the skillet and cook for 2 minutes, gently turning to coat and soften without mashing.
  3. Step 3: Carefully pour in 1/4 cup aged dark rum, then cook for 2-3 minutes, allowing the alcohol to reduce slightly and sauce to thicken.
  4. Step 4: Stir in 1/2 tsp ground cinnamon, 1 tsp vanilla extract, 1 tsp lemon juice, and a pinch of salt. Cook for an additional minute until sauce coats the bananas and is glossy.
  5. Step 5: Remove from heat and serve warm over vanilla ice cream, pancakes, or French toast.

Equipment for this recipe

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Frequently asked questions

How long does Aged Rum and Brown Sugar Banana Foster Sauce take to make?

Total time is about 15 minutes (5 min prep + 10 min cook). Most home bakers find this fits a weekend afternoon; chill or store as the recipe directs before serving.

How do I store leftover Aged Rum and Brown Sugar Banana Foster Sauce?

Cool fully before storing. Most baked desserts keep at room temperature in an airtight container for 2–3 days, or in the fridge for up to 5 days. Cream- or custard-based desserts must go in the fridge within 2 hours; reheat gently or serve cold per the recipe.

Can I substitute ingredients in Aged Rum and Brown Sugar Banana Foster Sauce?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Aged Rum and Brown Sugar Banana Foster Sauce for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with Aged Rum and Brown Sugar Banana Foster Sauce?

Caribbean desserts like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.