Caramel Butter Cream and Maple Syrup Layer Cake

Name: Caramel Butter Cream and Maple Syrup Layer Cake
Prep time: 25 min
Cook time: 30 min
Total time: 55 min
Yield: Serves 10-12
Cuisine: Canadian
Ingredients: 1½ cups less 2 Tbsp (300 mL) soft brown sugar; 1 cup plus 2 Tbsp (250 mL) white superfine sugar; 8 eggs; 2 cups (500 mL) salted butter, softened; 3½ cups (875 mL) all-purpose flour; 2-3 Tbsp (30-45 mL) liquid caramel (store-bought); 1-2 Tbsp (15-30 mL) mascarpone; ¾ cup (75 g) hazelnuts, shelled and toasted (in the oven or in a skillet); 2 Tbsp (30 mL) water; 2 Tbsp (30 mL) baking powder; 1 lb (500 g) icing (confectioner’s) sugar; 1 cup (250 mL) butter, softened; ⅓ cup (75 mL) maple syrup; ½ cup less 1 Tbsp (100 mL) granulated sugar