Peppermint Crisp Tart: The No-Bake South African Fridge Dessert

Peppermint Crisp Tart

Some desserts ask for an oven, a thermometer, and your full attention. Peppermint Crisp Tart asks for none of that.

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It is a South African fridge tart built from layers of crisp coconut biscuits and a thick dulce de leche cream, finished with shards of minty chocolate. The colors lean green and gold, which is one reason so many South Africans describe it as patriotic.

It is also a dessert with a story. The recipe’s author, who shares it at Southern Protea, remembers high school afternoons in South Africa when she and her best friend met once a month for cappuccinos and big slices of this tart on a waterfront restaurant patio.

When pocket money ran low, they made the tart themselves and ate oversized slices on a bedroom floor with instant coffee.

Years later, her friend moved to Chicago, about six hours away. On a first visit in decades, they shared a slice again, this time in a backyard with wine or espresso martinis instead of instant coffee. That is the kind of dessert this is. Simple to assemble, easy to love, and tied to the people you ate it with.

Why This Fridge Tart Works

The whole thing comes together in under 30 minutes of hands on work. The refrigerator does the rest. That balance is what makes it a favorite for busy weeknights, last minute guests, and anyone who would rather not turn on the oven in summer.

Texture is the real trick. Crisp coconut biscuits soften slightly under the cream while keeping some bite. The whipped cream and dulce de leche layer stays light but rich. The crushed peppermint crisp adds a cool, crunchy snap that cuts through the sweetness.

Authentic South African ingredients can be hard to find in the United States, and the author is honest that substitutions do not fully match the original flavor and texture. The good news is that these products are becoming easier to source, and the dessert still works beautifully with close alternatives.

If you take one thing from this recipe, let it be this: whip the cream slowly and stop the moment it holds a stiff peak. Overwhipped cream turns grainy, and the tart loses its silk.

Ingredients

• 1 pack Tennis Biscuits (200 g), the crisp coconut biscuits that form both layers
• 2 cups heavy whipping cream, well chilled
• 1 can dulce de leche (360 g), or Caramel Treat if you can find it
• 3 Peppermint Crisp bars (49 g each), chopped or broken into small pieces

That is the entire list. Four ingredients, one dish, and a couple of hours of chilling.

Ingredient Notes and Substitutions

Heavy whipping cream is the easy part, and it is available almost everywhere. It forms the creamy base that carries everything else.

Caramel Treat is the traditional filling in South Africa and the author’s personal preference. A can of dulce de leche from a United States grocery store stands in well, as long as it is thick enough to spoon rather than pour.

Tennis Biscuits are crisp, coconut flavored, and genuinely difficult to match. Lil’ Dutch Maid Coconut Bar Cookies come closest, but the real thing is worth the effort or the shipping cost if you can manage it.

Peppermint Crisp bars are the hardest ingredient of all. They are green minty candy shards set in milk chocolate, intensely flavored and loud when you bite them. The author has reached for Andes Mints out of desperation, and says plainly that nothing compares to the original bars.

How to Make Peppermint Crisp Tart

1. Soften the caramel. In a small bowl, stir the dulce de leche for about a minute until it loosens. In a separate bowl, whip the heavy cream to stiff peaks, being careful not to over mix. Fold the softened caramel into the whipped cream until smooth and evenly blended. A few caramel swirls left behind are fine and add character.
2. Add the chocolate. Chop, break, or grate the peppermint crisp bars into small pieces. A couple of pulses in a food processor works well too, but keep the pieces coarse enough to crunch. Fold half of them into the cream mixture and set the rest aside for the top.
3. Build the first layer. Line the bottom of a square or rectangular dish, about 7 by 10 inches, with a single layer of Tennis Biscuits. Cut a few biscuits to fill any gaps. Spread half of the cream mixture evenly over the biscuits.
4. Repeat and finish. Add a second layer of Tennis Biscuits, then the remaining cream mixture. Spread it evenly with an offset spatula. Scatter the reserved peppermint crisp pieces over the top.
5. Chill. Cover the dish loosely with cling wrap or a lid and refrigerate for at least 2 hours, until set. Overnight is even better.

Tips for a Clean Set

• Do not walk away from the cream. It can go from soft peaks to grainy in seconds, so stay at the bowl.
• Keep the chocolate chunky. Fine crumbs disappear into the cream and you lose the signature crunch.
• Fill the gaps. Cutting biscuits to fit the corners keeps the layers level and makes slicing cleaner.
• Give it time. Two hours is the minimum. The biscuits need that window to soften just enough.

Make Ahead and Storage

This is a dessert built for making ahead. Cover it loosely, refrigerate, and let it sit overnight if your schedule allows. The flavor deepens and the layers firm up nicely.

Keep leftovers in the refrigerator, covered, and eat them within two or three days. The biscuits will keep softening the longer it sits, which some people prefer and others do not.

Serving Ideas

Cut generous squares and serve them cold, straight from the fridge. The recipe makes 6 servings, though nobody would blame you for slicing it into 4.

Coffee is the classic pairing, and it is what the author and her friend drank with it in high school. For something a little more grown up, try an espresso martini or a glass of wine, which is how they celebrated their reunion slice.

If the mint and chocolate combination is your thing, a chocolate peppermint cheesecake makes a good cold set companion on a party table. For a fruit forward finish, this raspberry chocolate ganache tart recipe brings a sharper contrast to the creamy mint.

Recipe Card

Peppermint Crisp Tart
South African no bake fridge tart with coconut biscuit layers, dulce de leche cream, and crushed peppermint crisp chocolate.

• Prep time: 20 minutes
• Chill time: 2 hours
• Servings: 6
• Method: no cook

Ingredients

• 1 pack Tennis Biscuits (200 g)
• 2 cups heavy whipping cream
• 1 can dulce de leche (360 g)
• 3 Peppermint Crisp bars (49 g each)

Instructions

1. Stir the dulce de leche for about a minute to soften. Whip the cream to stiff peaks, taking care not to over mix. Fold the caramel into the cream until smooth.
2. Chop, break, or grate the peppermint crisp bars into small pieces. Fold half into the cream and set the rest aside.
3. Line a square or rectangular dish, about 7 by 10 inches, with Tennis Biscuits. Spread half the cream mixture over them.
4. Add a second biscuit layer and the remaining cream. Spread evenly with an offset spatula.
5. Sprinkle the reserved peppermint crisp on top and refrigerate for at least 2 hours before serving.

Recipe notes

• Tennis Biscuits are hard to find in the United States. Lil’ Dutch Maid Coconut Bar Cookies, or any crisp coconut flavored biscuit, work as a substitute.
• Peppermint Crisp bars are unique and tough to replace. Andes Mints offer a similar minty layer but a different texture.
• Whatever dulce de leche you buy should be thick and spoonable, not pourable.

Where the Recipe Comes From

This tart is a staple of South African home baking, and versions of it appear across the country. The measurements, method, and timing here follow the Peppermint Crisp Tart recipe published by Southern Protea. Another widely shared version is this easy peppermint crisp tart, which is useful if you want to compare approaches before you start.

Whichever version you follow, the appeal stays the same. Four ingredients, one dish, a couple of hours in the fridge, and a slice that tastes like an afternoon you do not want to end.

See the additional source.

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Peppermint Crisp Tart Some desserts ask for an oven, a thermometer, and your full attention. Peppermint Crisp Tart asks for none of that.

• Yield: 6 1x

Ingredients

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1 pack tennis biscuits
2 cups heavy whipping cream
1 can dulce de leche
3 bars peppermint crisp bars

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Instructions

1-In a small bowl, mix the dulce: In a small bowl, mix the dulce de leche for about a minute to soften. In a separate bowl, whip the heavy cream until stiff peaks form, being careful not to over-mix. Fold the softened dulce de leche into the whipped cream until smooth.
2-Chop, break, or grate the peppermint crisp: Chop, break, or grate the peppermint crisp bars into small pieces. (A couple of pulses in a food processor works well too.) Fold half of the peppermint crisp pieces into the cream mixture and set the rest aside.
3-Line the bottom of a square or: Line the bottom of a square or rectangular baking dish (such as 7″ × 10″) with tennis biscuits. Spread half of the cream mixture evenly over the biscuits.
4-Add another layer of tennis biscuits, followed: Add another layer of tennis biscuits, followed by the remaining cream mixture. Spread evenly with an offset spatula.
5-Sprinkle the remaining peppermint crisp over the: Sprinkle the remaining peppermint crisp over the top and refrigerate for at least 2 hours before serving.

Last Step:

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Notes

Preparation: 20 min. Allow time for every resting, cooling and chilling step in the instructions. Additional time: follow the resting and cooling steps (120 min).

• Method: no_cook