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white chocolate and pistachio cake with champagne

Italian Pistachio Cake With White Chocolate Buttercream.

Rosanna Stevens
A fluffy and decadent white chocolate and pistachio cake perfect for special occasions.
5 from 8 votes
Prep Time 30 minutes
Cook Time 30 minutes
decorating time 30 minutes
Total Time 1 hour 30 minutes
Course Dessert
Cuisine American, Italian
Servings 10 people
Calories 939 kcal

Equipment

Ingredients
 

  • 260 grams (9 oz) Eggs Approximately 4 large eggs
  • 260 grams (9 oz) all-purpose flour
  • 260 grams (9 oz) granulated sugar
  • 260 grams (9 oz) margarine
  • 2 teaspoon baking powder
  • 1.5 teaspoon vanilla essence

Cream filling

  • 500 ml (2 cups) double cream
  • 35 grams (1 oz) pistachio nuts
  • 30 grams (1 oz) white chocolate

Buttercream frosting and decorations

  • 300 grams (10 oz) icing sugar
  • 200 grams (7 oz) butter
  • 180 grams (6 oz) white chocolate buttons
  • 80 grams (3 oz) white chocolate
  • 75 grams (2.5 oz) pistachio nuts

Instructions
 

Cake sponge

  • Preheat oven to 170 degrees Celsius/360 degrees Fahrenheit
  • Combine the dry ingredients. Mix the flour with the salt and baking powder in a mixing bowl.
  • Using a food processor or electric hand whisk, whip the margarine, vanilla essence, and granulated sugar together until smooth and creamy.
  • Slowly add the eggs until they are fully incorporated but do not overmix.
  • Lightly fold in the flour mixture, and transfer into 3 lightly greased baking tins.
  • Bake the sponge for 20 minutes, then remove the sponge to wire racks to cool completely.

Cake Filling

  • Use the fine grating side of a box grater to grate the white chocolate and roughly chop all of the pistachio nuts.
  • Whip heavy cream until it thickens, and then fold in roughly a third of the nuts and half of the grated white chocolate.

Buttercream frosting

  • Whip the softened butter with sifted powdered sugar until smooth and creamy. Fold in the remaining grated white chocolate.

Assembly

  • Place one layer of sponge on a cake platter and spread half of the white chocolate and pistachio cream filling over the top. Spread filling right to the edge. Repeat with the second layer of cake, then place the third layer on top.
  • Use a soft rubber spatula or frosting knife to spread the white chocolate buttercream all over the top and sides of the Italian pistachio cake.
  • Place the white chocolate buttons on the sides of the cake and sprinkle chopped pistachio nuts across the top.
  • Using your hands, press more pistachio nuts into the side of the cake to stick to the buttercream surrounding the buttons.

Notes

I use margarine or spreadable butter in this recipe for ease. Otherwise, you can use blocks of butter but take it out of the fridge to soften for an hour before using. 
To check when the cake is baked, press your finger into the center of the sponge and it should spring back. If it stays indented, bake for another 5 minutes. The edges of the cake should also shrink in from the sides of the tin slightly when done. 

Nutrition

Calories: 939kcalCarbohydrates: 99gProtein: 12gFat: 57gSaturated Fat: 23gPolyunsaturated Fat: 9gMonounsaturated Fat: 21gTrans Fat: 0.01gCholesterol: 162mgSodium: 429mgPotassium: 347mgFiber: 2gSugar: 76gVitamin A: 1897IUVitamin C: 1mgCalcium: 199mgIron: 2mg
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