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Hazelnut Coffee Mousse Tart

moka coffee pot
A rich hazelnut-infused coffee mousse in a crisp tart shell. Decadent, smooth, and unapologetically indulgent.
Prep Time 25 minutes
Cook Time 20 minutes
Total Time 45 minutes
Servings 8 servings
Calories 250 kcal

Ingredients
  

For the Tart Crust

  • 1 ¼ cups all-purpose flour
  • ¼ cup powdered sugar
  • ½ cup unsalted butter cold, cubed
  • 1 egg yolk
  • 2 tbsp ice water
  • ¼ cup finely ground hazelnuts

For the Coffee Mousse

  • ¾ cup heavy cream
  • 2 tbsp powdered sugar
  • 1 tbsp instant espresso powder
  • ½ tsp vanilla extract
  • 1 tsp gelatin optional, for stability

For Topping

  • ¼ cup chopped toasted hazelnuts
  • 1 oz dark chocolate shaved or melted

Instructions
 

Prepare the Tart Crust

  • Preheat oven to 350°F (175°C).
  • Combine flour, sugar, and ground hazelnuts in a bowl.
  • Cut in butter until the mixture resembles breadcrumbs.
  • Mix in egg yolk and ice water until dough forms.
  • Roll out and press into a tart pan.
  • Prick the base with a fork and bake for 15-20 minutes.
  • Cool completely before filling.

Make the Coffee Mousse

  • Whip cream, sugar, espresso powder, and vanilla until soft peaks form.
  • If using gelatin, dissolve it in 1 tbsp warm water and mix into mousse.
  • Spread mousse evenly over the cooled tart shell.
  • Chill for at least 30 minutes.

Garnish and Serve

  • Sprinkle toasted hazelnuts over the mousse.
  • Drizzle with melted chocolate or top with chocolate shavings.
  • Slice and serve cold.

Notes

Nutritional Values (Per Serving)

  • Calories: 250
  • Total Fat: 18g
  • Saturated Fat: 10g
  • Carbohydrates: 22g
  • Fiber: 2g
  • Protein: 4g

Vitamins and Minerals (Per Serving)

  • Calcium: 3%
  • Iron: 5%
  • Magnesium: 4%
  • Vitamin E: 6%
  • Phosphorus: 4%

Additional Notes/Tips

For extra crunch, sprinkle crushed hazelnuts into the crust before baking. Use a mix of milk and dark chocolate for the topping. Keep chilled until serving for the best texture.