Microwave Chocolate Macadamia Nut Fat Bombs

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

Quick and easy no-bake keto fat bombs with rich cocoa and crunchy macadamia nuts, perfect for a low-carb snack. This snacks (keto, low carb) ready in about 5 minutes turns unsweetened cocoa powder, macadamia nuts, chopped, unsalted butter into a satisfying snack for between meals, packed lunches, or game-day spreads — minimal active time and easy to scale up for a crowd. Each serving lands at about 110 calories and feeds 12, so it fits into lunchboxes, road trips, or an afternoon-energy gap without derailing the day. 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 Serves 12 110 cal/serving
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Ingredients

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Instructions

  1. Step 1: In a microwave-safe bowl, combine 6 tbsp unsalted butter and 2 tbsp coconut oil. Microwave on high for 30 seconds, then stir until melted and smooth.
  2. Step 2: Add 2 tbsp unsweetened cocoa powder, 2 tbsp powdered erythritol, 1 tsp vanilla extract, and 10 drops stevia drops to the melted butter mixture. Stir vigorously until fully combined and smooth.
  3. Step 3: Fold in 1/2 cup chopped macadamia nuts evenly throughout the chocolate mixture.
  4. Step 4: Spoon the mixture into silicone molds or mini cupcake liners, filling about 12 portions.
  5. Step 5: Refrigerate for at least 1 hour until firm. Remove from molds and store in an airtight container in the refrigerator.

Frequently asked questions

How long does Microwave Chocolate Macadamia Nut Fat Bombs take to make?

Total time is about 5 minutes (5 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 Microwave Chocolate Macadamia Nut Fat Bombs?

Store in an airtight container at room temperature for crisp items, or in the fridge for anything dairy- or produce-based, for up to 3–5 days. Re-crisp baked snacks in a 300°F oven for 5 minutes if they soften.

Can I substitute ingredients in Microwave Chocolate Macadamia Nut Fat Bombs?

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 Microwave Chocolate Macadamia Nut Fat Bombs for a different number of people?

The recipe is written for 12 servings. Multiply each ingredient by (your serving target / 12). 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.

Is Microwave Chocolate Macadamia Nut Fat Bombs keto?

Yes — this recipe is tagged keto, low carb based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.