Brownie with avo ice cream - Australian Avocados

Ingredients

• 2 x 250g avocados, halved and deseeded
• 2 tbs lemon juice
• 200g dark chocolate, chopped
• 1½ cups caster sugar
• 4 eggs, lightly beaten
• 1/3 cup cocoa powder, sifted
• ¾ cup plain flour, sifted
• ¼ tsp baking powder
• Icing sugar, for dusting
• Ingredients for Ice-Cream
• 1 litre vanilla ice cream
• 1 just-ripe avocado, halved and deseeded
• 1 tbs lemon juice