Citrus-Spiced Rum Old Fashioned

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A warming cocktail that twists the classic Old Fashioned by adding bright citrus notes and warming spices to rich aged rum. This cocktails-inspired quick meals ready in about 6 minutes pairs aged dark rum, demerara syrup, dashes orange bitters for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 210 calories and feeds 1, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. 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: 6 min Serves 1 Cocktails cuisine 210 cal/serving
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Ingredients

Instructions

  1. Step 1: Place 1/2 oz demerara syrup and 3 dashes orange bitters in a mixing glass.
  2. Step 2: Pour 2 oz aged dark rum over the syrup and bitters.
  3. Step 3: Add a large clear ice cube, then stir gently with a bar spoon for 30 seconds to chill and dilute slightly.
  4. Step 4: Strain into a rocks glass over the same large ice cube.
  5. Step 5: Express oils from 1 wide strip of orange peel over the surface, twist to release the oils, then rim the glass and rest the peel inside.
  6. Step 6: Garnish by placing 1 cinnamon stick upright in the glass for aroma and visual appeal.

Equipment for this recipe

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Frequently asked questions

How long does Citrus-Spiced Rum Old Fashioned take to make?

Total time is about 6 minutes (6 min prep + 0 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Citrus-Spiced Rum Old Fashioned?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep aged dark rum from drying out.

Can I substitute ingredients in Citrus-Spiced Rum Old Fashioned?

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 Citrus-Spiced Rum Old Fashioned for a different number of people?

The recipe is written for 1 servings. Multiply each ingredient by (your serving target / 1). 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 Citrus-Spiced Rum Old Fashioned?

Cocktails quick meals 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.