Mary Berry's Tiramisu Cake | #GBBO S05E04 | Dessert Week

Mary Berry's Tiramisu Cake recipe is featured as the technical challenge in the "Dessert" episode of The Great British Baking Show. Original Recipe : https://www.pbs.org/food/recipes/tira... I was so inspired by GBBO that I wanted to try all the technical challenge recipes. GBBO S05E04 - Dessert Week - Mary Berry's Tiramisu Cake Ingredients ----------------- For the sponge: Softened butter, for greasing Eggs - 4 Caster Sugar - 100 grams/ 3½ oz Flour - 100 grams/ 3½ oz Baking powder - 1 1/4 teaspoons Salt - 1/8 teaspoon For the filling: Instant coffee granules - 1 tablespoon Boiling water - 150 ml/ 5½ fl oz Brandy - 100ml/ 3½ fl oz Mascarpone cheese - 3 X 250 grams/ 9 oz Double cream - 300 ml/ 10½ fl oz Icing sugar - 3 tablespoons, sifted Dark Chocolate - 65 grams/ 2¼ oz For the decoration: Dark chocolate (70% cocoa solids) - 100 grams/ 3½ oz, finely chopped Cocoa powder - 2 tablespoons