Apple & Hazelnut Streusel | Kerrygold Australia

Ingredients

• For the streusel
• 4 tbsp plain flour
• 25g (1 oz) (2 tbsp) diced, extra to grease Kerrygold Pure Irish Salted Butter
• 2 tbsp light brown sugar
• 3 tbsp toasted skinned hazelnuts, finely chopped
• For the cake
• 150g (5 oz) (10 tbsp) at room temperature Kerrygold Pure Irish Salted Butter
• 150g (5 oz) (? cup) caster sugar
• 3 eggs, beaten
• 225g (8 oz) (1 cup) self-raising flour
• 1 tsp baking powder
• ¼ tsp ground cinnamon
• 1 dessert apple, peeled, cored and diced (about 175g (6oz) (1 cup))
• 100g (4 oz) (¾ cup) toasted skinned hazelnuts, finely chopped
• 4 tbsp milk
• Warm custard, to serve