Banana Blueberry Malt Muffins - A better choice!

Ingredients

• 125g Perfection Blueberries
• 4 Bananas, coarsely mashed
• 1 3/4 (265g) cup self-raising flour
• 1/4 cup (38g) malt powder
• 1 cup (70g) crushed Weetbix
• 3/4 cup (170g) brown sugar, firmly packed
• 125g butter, melted
• 2 eggs, lightly beaten
• 2 tbs icing sugar, for dusting
• FROSTING
• 2 x 250g block cream cheese, chopped, softened
• 1/2 cup (80g) icing sugar mixture
• 2/3 cup Dulce De Leche or thick caramel