Pumpkin and orange buns

Ingredients

• Dough
• 1/3 cup milk, warmed
• 2 tsp yeast
• 2 tsp caster sugar
• 300 g high-grade flour, plus extra dusting for the bench
• 2 tbsp brown sugar
• 1/2 tsp salt
• 1/2 tsp cinnamon
• 1/2 tsp ground ginger
• Pinch nutmeg
• 50 g butter, melted
• 1/2 cup pumpkin puree (about 1/2 a roasted butternut)
• Zest from 2 oranges
• 1 small egg
• Filling
• 40 g butter, melted
• 1/2 cup packed brown sugar
• 1/2 cup currants (you can also use raisins or sultanas)
• 2 tsp cinnamon
• Icing
• 100 g cream cheese, softened
• 1 1/3 cups icing sugar
• 1 tsp vanilla extract
• 1-2 tbsp milk