
Rhubarb Raspberry Vanilla Tartlets – Elegant Mini Cakes with Crunchy Shortcrust & Spring Flavors
Delicate tartlets with rhubarb-raspberry compote, vanilla almond mousse, honey sponge, and crisp almond crust. Light, fruity, and elegant!Fresh and fruity tartlets made with vanilla mousse, rhubarb, raspberry, and shortcrust pastry – a perfect spring dessert for any occasion.There’s something magical about spring desserts – the colors, the freshness, the flavors. These Rhubarb Raspberry Vanilla Tartlets are a beautiful celebration of the season. Delicate yet full of contrast, they bring together tangy rhubarb and raspberry compote, a silky almond vanilla mousse, and a soft marzipan sponge infused with honey. All of this sits on a buttery, crunchy shortcrust base for the perfect texture.Whether you're hosting a spring brunch, planning a garden party, or simply want to enjoy a luxurious homemade pastry, these tartlets are a showstopper. The recipe uses professional techniques but is accessible for advanced home bakers, especially if you're ready to try out mousse and glazing work. And yes – you can choose between a mirror glaze or a velvet spray finish!
Ingredients
Rhubarb-Raspberry Compote Insert (prepare a day in advance)
- 500 g rhubarb cleaned and diced
- 1 tbsp lemon juice
- 110 g granulated sugar
- 2.5 g agar-agar approx. 1 level tsp
- 50 g raspberry purée seedless
- 4 gelatin leaves
Marzipan Honey Sponge (Arnaud Betoux)
- 80 g raw marzipan paste
- 70 g beaten egg
- 30 g melted butter
- 1 tsp cream liqueur optional
- 15 g acacia honey
- 9 g all-purpose flour
- 9 g cornstarch
- 1 g baking powder
Vanilla Almond Mousse
- 180 g almond milk or whole milk
- 1 vanilla bean split and scraped
- 3 egg yolks
- 50 g sugar
- 15 g cornstarch
- 1 ½ gelatin leaves
- 240 g heavy cream whipped to soft peaks
Almond Shortcrust Base (Mürbeteig)
- 90 g unsalted butter
- 60 g powdered sugar
- 25 g almond flour
- 1 pinch of salt
- 30 g beaten egg
- 150 g all-purpose flour
Pink Transparent Mirror Glaze (Optional for Day 2)
- 170 g glucose syrup
- 150 g clear rhubarb nectar
Few drops pink food coloring
- 120 g sugar
- 7 gelatin leaves

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Instructions
🟠 Day 1
🔹 Rhubarb-Raspberry Compote Insert
- Soak the gelatin leaves in ice-cold water.
- In a saucepan, combine the rhubarb and lemon juice. Simmer for a few minutes until soft.
- Mix the sugar with agar-agar, then stir in the raspberry purée.
- Add the purée mixture to the cooked rhubarb and simmer for at least 5 more minutes.
- Remove from heat and stir in the softened gelatin until fully dissolved.
- Pour the compote into a plastic-wrap-lined tray (approx. 28×16 cm) to a thickness of ~8 mm.
- Let cool, then freeze until solid.
🔹 Marzipan Honey Sponge
- Preheat the oven to 180°C (top/bottom heat).
- Grate or slightly soften the marzipan in the microwave.
- Whisk the marzipan with the egg until light and frothy.
- Stir in the melted butter, cream liqueur (if using), and honey.
- Sift together the flour, starch, and baking powder, then fold into the batter.
- Spread evenly (approx. A4 size) on a baking tray lined with baking paper or silicone mat.
- Bake for approx. 10 minutes. Cool completely before cutting.
🔹 Vanilla Almond Mousse
- Soak the gelatin leaves in cold water.
- In a saucepan, bring the almond milk and vanilla pod (seeds and pod) to a boil.
- Meanwhile, mix the egg yolks with sugar and cornstarch.
- Pour the hot milk into the egg yolk mixture while stirring, then return everything to the pot.
- Cook over medium heat, stirring constantly, until the cream thickens to a custard (about 80°C).
- Remove from heat, dissolve the gelatin, and stir well.
- Pour onto a flat surface (e.g. tray) to cool to about 30°C.
- Whip the cream to soft peaks, then fold gradually into the cooled vanilla cream.
🔹 Tartlet Assembly (Part 1 – Mold Filling)
- Use the narrow side of the mold’s cutter to cut 10 sponge strips.
- Fill each cavity of the silicone mold about ¾ full with vanilla mousse using a piping bag.
- Unmold the frozen compote and cut 10 strips with the same narrow cutter.
- Gently press each insert into the mousse, ensuring they stay horizontal.
- Add a thin layer of mousse over the insert.
- Top with a strip of sponge and press gently to level.
- Cover with plastic wrap and freeze overnight.
🔹 Almond Shortcrust Base
- Cream butter and powdered sugar. Add ground almonds and beaten egg.
- Mix in flour and salt until a smooth dough forms.
- Wrap in plastic and chill for 30 minutes.
- Preheat oven to 180°C.
- Roll out the dough to 3 mm thickness. Cut 10 wide strips using the cutter.
- Optional: Use leftover dough to cut decorative shapes (flowers, etc.).
- For best shape retention, freeze the strips briefly before baking.
- Bake on a perforated mat or baking paper for about 10–12 minutes until golden.
- Store in a metal tin until needed.
🟣 Day 2
🔹 Pink Transparent Mirror Glaze (Optional)
- Soak gelatin in cold water.
- In a saucepan, bring rhubarb nectar, glucose syrup, and sugar to a boil (just over 100°C), then simmer for 2 minutes.
- Pour into another container and let cool below 80°C.
- Stir in gelatin and a drop of pink coloring.
- Let glaze cool to 30°C before use.
🔹 Final Assembly & Decoration
- Unmold the frozen tartlets and place on a wire rack over a tray.
- Glaze with the pink transparent glaze or spray with pink and white velvet spray.
- Place each glazed tartlet on a shortcrust base strip. You can lightly spread raspberry jelly on the base to help fix the tartlet.
- Decorate as desired: whipped cream dots, halved raspberries, rhubarb ribbons, shortcrust flowers, and mint leaves.
- Store the finished tartlets in an airtight container in the fridge. Best enjoyed within 1–3 days (note: the crust may lose crispness over time).
Tried this recipe?Let us know how it was!
I’m Chef Mimo, a passionate pastry chef with over 17 years of experience in the world of fine desserts. I specialize in French-style entremets, refined cakes, and creative chocolate work. Pastry is not just my profession—it’s my lifelong passion. Through PastryCrafted.com, I love sharing my recipes, techniques, and inspirations with anyone who dreams of mastering the art of pastry. Whether you’re a curious beginner or a seasoned pro, you’re welcome in my sweet world.