Triple-decker choc-mint rocky road Recipe tastes like a mint chocolate candy shop in bar form, with chewy marshmallows, crisp cookie bits, and three rich chocolate layers. It suits chocolate lovers who want an easy no-bake treat, and the total time clocks in around 1 hour 55 minutes including chill. I once took a tray to my kid’s soccer potluck and watched adults hover like seagulls.
Easy Triple-Decker Choc-Mint Rocky Road Recipe
Triple-decker choc-mint rocky road Recipe uses a simple melt-stir-press method with zero baking. Repeat the same steps for each layer, so the flow stays calm and predictable. Finish the whole thing with one bowl and a spatula.
You choose your own mix-ins, which keeps it flexible. A microwave or a double boiler handles the melting, and parchment turns the pan into a pop-out mold. That means fast prep and fast cleanup.
Ingredients You Need
- Dark chocolate: 12 ounces, chopped or chips. Use a brand you like to eat, such as Guittard, Ghirardelli, or Trader Joe’s. Chips work as a pantry shortcut.
- Milk chocolate: 12 ounces, chopped or chips.
- White chocolate: 12 ounces, chopped or chips. Choose real cocoa butter white chocolate for the smoothest melt.
- Mini marshmallows: 4 cups, divided.
- Mint sandwich cookies: 2 cups chopped. Use Oreo Mint, Keebler Grasshopper, or a store brand.
- Roasted nuts: 1 cup chopped. Almonds, peanuts, or pistachios all work. Go nut-free by adding more cookies or crisp rice cereal.
- Peppermint extract: 1 to 1.5 teaspoons total, divided. Start light and add to taste.
- Neutral oil or coconut oil: 1 tablespoon total, divided. This helps the chocolate slice cleanly.
- Crushed peppermint candies or candy canes: 1/2 cup for the top layer.
- Optional mix-ins: 1 cup crisp rice cereal for extra crunch, 1/2 cup dried cherries for tart pops, or 1/2 cup shredded coconut.
- Finishing salt: a pinch of flaky sea salt for the top.
Equipment
- 9-inch square pan or 8-by-10-inch pan
- Parchment paper
- Large microwave-safe bowl or double boiler
- Heatproof spatula
- Measuring cups and spoons
- Sharp chef’s knife or bench scraper
- Offset spatula, optional
How to Make Triple-Decker Choc-Mint Rocky Road
- Prep Time: 20 minutes
- Cook Time: 5 minutes
- Total Time: 1 hour 55 minutes
- Line the pan. Cross-fit two strips of parchment so the ends overhang. Lightly mist the pan with spray so the parchment sticks flat.
- Melt the dark chocolate. Microwave in 20 to 30 second bursts at 50 percent power, stirring after each burst, until smooth. Stir in 1 teaspoon oil.
- Build the dark layer. Fold 1.5 cups mini marshmallows, 1/2 cup chopped nuts, and 3/4 cup chopped cookies into the dark chocolate. Scrape into the pan and press gently into an even layer. Chill 10 to 15 minutes until the top feels firm.
- Melt the milk chocolate. Use the same bowl. Heat at 50 percent power in short bursts until smooth, then stir in 1/2 teaspoon oil and 1/2 to 3/4 teaspoon peppermint extract.
- Build the milk layer. Fold 1.5 cups mini marshmallows and 3/4 cup chopped cookies into the milk chocolate. Pour over the first layer and spread smooth. Chill 10 to 15 minutes until the surface feels firm.
- Melt the white chocolate. Clean and dry the bowl well. Melt at 50 percent power, then stir in the last 1/2 teaspoon oil and a small splash of peppermint extract if you want stronger mint.
- Finish the white layer. Fold in 1/2 cup crushed peppermint candies. Pour over the milk layer and spread gently. Sprinkle flaky salt and any extra cookie crumbs on top.
- Set the slab. Chill 60 to 90 minutes until the block feels fully firm in the center. For tidy edges, leave the pan at room temp 5 minutes before cutting.
- Slice and serve. Lift the block out by the parchment. Warm a knife under hot water, dry it, and cut 16 to 25 squares, wiping the blade between cuts. Try not to eat the corner trimmings before anyone sees them.
Tips & Common Mistakes
- Keep water away from melting chocolate. Even a drop can seize it.
- Use 50 percent microwave power and short bursts. That prevents scorching.
- Chop mix-ins small. Big chunks cause crumbling and messy cuts.
- Add a little oil to each melt. It helps with shine and cleaner slices.
- Chill each layer briefly. You want firm, not rock hard, before adding the next layer.
- Go easy on peppermint extract. Start with less and taste; mint can overwhelm fast.
- Press the first layer gently. Overpacking makes a dense base.
- Use a sharp, heated knife. Wipe between cuts for clean edges.
- Work with room temp mix-ins. Cold mix-ins can set the chocolate too fast.
Variations I’ve Tried
- Nut-free crunch: Swap nuts for crisp rice cereal or extra cookies.
- Gluten-free: Use gluten-free chocolate sandwich cookies and check labels on chocolate and candies.
- Super minty: Add Andes mints or chopped mint chocolate squares to the milk layer.
- Mocha mint: Stir 1 teaspoon instant espresso powder into the dark chocolate layer.
- Fruit and nut: Add dried cherries or cranberries with pistachios for a holiday vibe.
- Coconut snow: Fold shredded coconut into the white layer and sprinkle extra on top.
- S’mores mint: Use graham crackers for part of the cookie mix and add a few extra marshmallows.
How to Serve Triple-Decker Choc-Mint Rocky Road
Serve small squares on a chilled platter for neat edges, or let them warm a few minutes for a softer bite. Pair with hot cocoa, espresso, or cold milk. Vanilla ice cream plus a square makes an instant dessert plate. Watch for sneaky hands at the dessert table, because these vanish fast.
Make-Ahead and Storage
- Room temp: Store in an airtight container at cool room temp up to 3 days if your kitchen stays under 70 F.
- Fridge: Keep in a sealed container 1 to 2 weeks. Layer parchment between pieces to prevent sticking.
- Freezer: Freeze up to 2 months. Thaw in the fridge overnight, then let the bars rest 10 minutes at room temp before serving.
- No reheating needed. If the bars feel too firm, set them out for 10 to 15 minutes before slicing or serving.
Nutrition Information
Approximate per square, based on 25 pieces: 330 calories; 20 g fat; 36 g carbs; 3 g protein; 30 g sugars; 2 g fiber; 70 mg sodium.

Triple-decker Choc-Mint Rocky Road
Ingredients
Instructions
- Line a square baking tin with baking paper.
- Melt the dark chocolate in a bowl over simmering water, stirring until smooth. Pour one-third into the base of the tin and spread evenly.
- Sprinkle half of the marshmallows, almonds, and pistachios over the chocolate. Place in the fridge for 5 minutes to set slightly.
- Melt the milk chocolate in a clean bowl over simmering water. Stir in peppermint extract if using. Pour over the first layer. Sprinkle the remaining marshmallows, nuts, and half the crushed peppermint candies.
- Melt the white chocolate in another bowl. Pour over the second layer and sprinkle remaining crushed peppermint candies and coconut if using.
- Refrigerate for at least 2 hours or until fully set.
- Remove from the tin, cut into squares, and serve.