Mango Rum Flan with Coconut Crust

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A silky mango-flavored flan with a crunchy coconut crust, inspired by Puerto Rican desserts. This puerto rican-inspired slow cooker ready in about 90 minutes pairs large eggs, milk, vanilla extract for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 340 calories and feeds 6, 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.

★ 4.3 (9 ratings) Prep: 30 min Cook: 60 min Serves 6 Puerto Rican cuisine 340 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat oven to 350°F (175°C). In a bowl, whisk eggs, milk, vanilla, mango puree, rum, and 1/4 cup sugar until smooth.
  2. Step 2: In a separate bowl, mix coconut flakes and coconut oil until evenly coated. Press into a 8-inch pie dish as a crust.
  3. Step 3: Pour flan mixture into the crust. Bake for 40-45 minutes until set and golden.
  4. Step 4: Let cool completely, then refrigerate for 2 hours. Serve chilled, garnished with additional mango slices.

Equipment for this recipe

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Frequently asked questions

How long does Mango Rum Flan with Coconut Crust take to make?

Total time is about 90 minutes (30 min prep + 60 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 Mango Rum Flan with Coconut Crust?

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 large eggs from drying out.

Can I substitute ingredients in Mango Rum Flan with Coconut Crust?

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 Mango Rum Flan with Coconut Crust for a different number of people?

The recipe is written for 6 servings. Multiply each ingredient by (your serving target / 6). 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 Mango Rum Flan with Coconut Crust?

Puerto Rican slow cooker 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.

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