Charred Rosemary Watermelon Cooler

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

A refreshing summer cocktail combining smoky charred rosemary with juicy watermelon and smooth tequila for a vibrant sipper. This cocktails & drinks ready in about 6 minutes brings together reposado tequila, fresh watermelon juice, fresh lime juice for a refreshing, crowd-pleasing drink — a bright, easy pour for parties, gatherings, or any warm-weather afternoon when you want something festive without alcohol-only options. Each serving lands at about 180 calories and feeds 1, so it works for entertaining, brunch, or a non-alcoholic option at the bar cart. 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 & Drinks cuisine 180 cal/serving
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Ingredients

Equipment for this recipe

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Instructions

  1. Step 1: Prepare a cocktail shaker filled halfway with crushed ice. Pour in 1.5 oz reposado tequila, 2 oz fresh watermelon juice, 0.75 oz fresh lime juice, and 0.5 oz charred rosemary syrup.
  2. Step 2: Shake vigorously for 15 seconds until the shaker is frosty.
  3. Step 3: Strain through a fine mesh strainer into a chilled Collins glass filled with fresh crushed ice.
  4. Step 4: Garnish with 1 fresh rosemary sprig lightly charred over a flame to release its aroma, placed upright in the glass.

Frequently asked questions

How long does Charred Rosemary Watermelon Cooler take to make?

Total time is about 6 minutes (6 min prep + 0 min cook). Most home bartenders find this fits a single afternoon; scale up the batch for parties or pitchers.

How do I store leftover Charred Rosemary Watermelon Cooler?

Refrigerate any leftover charred rosemary watermelon cooler in a sealed pitcher or jar for up to 3–4 days. Do not reheat — drinks are served chilled. If the recipe uses sparkling water or fresh herbs, hold those back and add fresh just before pouring so the drink stays bright and fizzy.

Can I substitute ingredients in Charred Rosemary Watermelon Cooler?

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 Charred Rosemary Watermelon Cooler 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 Charred Rosemary Watermelon Cooler?

Cocktails & Drinks cocktails & drinks 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.