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Spelt Chocolate Mint Brownie Bars: Fudgy, Cool Layers

Overhead shot of stacked spelt chocolate mint brownie bars showing green mint layer and glossy chocolate shell on a wooden board

Spelt chocolate mint brownie bars stack a fudgy cocoa base, a cool mint layer, and a thin dark chocolate shell into one bar you can cut clean. Spelt flour keeps the base tender without losing structure, so the layers hold when you slice.

The bake takes about 25 to 28 minutes at 175 C / 350 F. Pull the pan out when the center looks set but a toothpick still shows a few moist crumbs, not wet batter.

The mint layer sets in the fridge while the base cools, so the timing stays simple. You build the bars in three steps and let the fridge do the rest.

These bars work well for a make-ahead dessert plate or a lunchbox treat. The spelt base has a slightly nutty edge that plain flour doesn't give you.

Why You'll Love This Recipe

  • Fudgy spelt base with a nutty edge
  • Cool mint layer sets clean in the fridge
  • Thin chocolate shell snaps when you cut it
  • Make-ahead dessert that holds well for days
Spreading pale green mint filling over a cooled fudgy brownie base in a parchment-lined square baking pan

Ingredient Notes

  • Spelt flour: Use light or white spelt flour for the softest crumb. Whole spelt works too but gives a denser, slightly heavier base.
  • Cocoa powder: Natural or Dutch-process both work here. Dutch-process gives a darker color and slightly milder flavor.
  • Peppermint extract: A little goes a long way. Start with 1 teaspoon and taste the mint mixture before adding more.
  • Powdered sugar: Sift it before mixing to avoid lumps in the mint layer. Confectioners' sugar and icing sugar are the same thing.
  • Dark chocolate chips: Use 50 to 60 percent cocoa chips for a shell that isn't overly sweet next to the mint layer.
Two brownie bars on a small plate beside a glass of milk and a linen napkin on a kitchen table
Prep Time 20 mins
Cook Time 25 mins
Rest Time 60 mins
Total Time 1 hr 45 mins
Cooking Method:
Cuisine:
Courses:
Difficulty: Easy
Cooking Temp: 175  C
Servings: 16
Estimated Cost: 1.50
Calories: 304
Best Season: all_year_round
Dietary: Contains dairy and eggs, Contains gluten (spelt), Vegetarian
Description

These spelt chocolate mint brownie bars layer a fudgy spelt cocoa base under a cool mint filling and a thin dark chocolate shell that snaps when cut.

Ingredients
    Brownie Base
  • 150 g spelt flour (light or white spelt works best)
  • 50 g unsweetened cocoa powder
  • 115 g unsalted butter (melted and slightly cooled)
  • 200 g granulated sugar
  • 2 eggs (large; room temperature)
  • 1 tsp vanilla extract
  • 1/2 tsp baking powder
  • 1/4 tsp fine salt
    • Mint Layer
  • 60 g unsalted butter (softened)
  • 240 g powdered sugar (sifted)
  • 2 whole milk (to 3 tbsp)
  • 1 tsp peppermint extract
  • 2 green food coloring (to 3 drops; optional)
    • Chocolate Topping
  • 150 g dark chocolate chips
  • 30 g unsalted butter
Instructions
    Make the Brownie Base
  1. 1
    Heat the oven to 175 C / 350 F. Line a 20 cm / 8-inch square baking pan with parchment, leaving an overhang on two sides.
  2. 2
    Whisk the melted butter and granulated sugar together in a mixing bowl until combined. Add the eggs and vanilla extract, whisking until smooth.
  3. 3
    Add the spelt flour, cocoa powder, baking powder, and salt. Stir with a spatula just until no dry streaks remain; the batter will be thick.
  4. 4
    Spread the batter into the pan in an even layer. Bake for 25 to 28 minutes, until the center looks set and a toothpick comes out with a few moist crumbs.
  5. 5
    Cool the base in the pan on a rack for 30 minutes before adding the mint layer.
    6. Add the Mint Layer
  6. 6
    Beat the softened butter and powdered sugar together in a clean bowl until the mixture looks sandy.
  7. 7
    Add the milk one tablespoon at a time along with the peppermint extract, beating until the layer turns smooth and spreadable. Add food coloring if using.
  8. 8
    Spread the mint layer evenly over the cooled brownie base. Chill in the fridge for 30 minutes, until firm to the touch.
    9. Finish with Chocolate
  9. 9
    Melt the chocolate chips and butter together in a microwave-safe bowl in 20-second bursts, stirring between each, until smooth.
  10. 10
    Pour the melted chocolate over the chilled mint layer, tilting the pan to spread it into an even layer.
  11. 11
    Chill the pan for 30 minutes, until the chocolate shell sets firm and no longer looks wet.
  12. 12
    Lift the bars out using the parchment overhang. Cut into 16 bars with a warm, dry knife, wiping the blade between cuts.

Nutrition Facts

Servings 16

Amount Per Serving
Calories 304kcal
% Daily Value *
Total Fat 14g22%
Saturated Fat 8g40%
Cholesterol 50mg17%
Sodium 60mg3%
Potassium 90mg3%
Total Carbohydrate 39g13%
Dietary Fiber 3g12%
Sugars 31g
Protein 3g6%
Vitamin A 250 IU
Calcium 20 mg
Iron 1.2 mg
Vitamin D 5 IU
Vitamin E 0.5 mg
Vitamin K 1 mcg
Thiamin 0.05 mg
Riboflavin 0.05 mg
Niacin 0.5 mg
Vitamin B6 0.02 mg
Folate 15 mcg
Vitamin B12 0.1 mcg
Phosphorus 60 mg
Magnesium 15 mg
Zinc 0.4 mg

* Percent Daily Values are based on a 2,000 calorie diet. Your daily value may be higher or lower depending on your calorie needs.

Note

Additional Notes

  • Cool brownie base fully, about 30 minutes, before spreading the mint layer.
  • Chill mint layer 30 minutes minimum before adding the chocolate topping.
  • Cut bars with a warm, dry knife for clean layers.
  • Store assembled bars in the fridge, not at room temperature.
Keywords: spelt brownie bars, chocolate mint brownies, spelt chocolate brownies, mint brownie bars, spelt dessert

Equipment

  • 20 cm / 8-inch square baking pan
  • mixing bowls
  • hand mixer or whisk
  • offset spatula
  • parchment paper
  • microwave-safe bowl

Tips

  • Cool the brownie base fully before adding the mint layer so it doesn't melt into the batter.
  • Chill the mint layer for at least 30 minutes before pouring the chocolate topping so it sets firm.
  • Use a warm, dry knife to cut the bars for clean edges through the chocolate shell.
  • Measure peppermint extract carefully since a few extra drops turn the mint layer sharp instead of soft.
  • Line the pan with parchment on all sides so the bars lift out without cracking the top.

Variations

  • Swap peppermint extract for spearmint extract for a softer, less sharp mint flavor.
  • Fold chopped fresh mint leaves into the mint layer for flecks of color and texture.
  • Use white chocolate instead of dark for the topping if you prefer a sweeter finish.

Storage and Reheating

Spelt chocolate mint brownie bars keep for 4 to 5 days in an airtight container in the fridge. The chocolate shell stays firm and the mint layer stays cool and set at fridge temperature.

There's no reheating step here, since the bars are meant to be eaten cold or at room temperature. Let a bar sit out for 10 minutes before serving if you want the mint layer to soften slightly.

For longer storage, freeze the bars without the chocolate topping for up to 2 months. Add the melted chocolate shell fresh after thawing so it stays glossy instead of dull.

Serving Suggestions

Serve spelt chocolate mint brownie bars straight from the fridge with black coffee or mint tea, since both cut through the sweetness of the mint layer.

Add fresh raspberries or a small scoop of vanilla ice cream on the side for a simple dessert plate. The bars already carry a cocoa base, a mint filling, and a chocolate shell, so keep the extras light.

Cut smaller squares for a party tray, since the layers make each bite feel richer than a plain brownie.

Read it online: https://greatbritishspeltrecipes.com/recipe/spelt-chocolate-mint-brownie-bars/
Valentina - Spelt Recipes
Valentina
A dietitian with a passion for spelt cooking. After trying different diets, I found spelt works best in my kitchen. Join me for simple, delicious recipes that bring out the best in this ancient grain!