Preheat oven to 180 degrees C. Line muffin tin with large patty pans.
With an electric mixer, beat together sugar, cream, butter, zest and eggs. Beat in orange juice.
Add flour, bicarb soda and salt. Mix till just combined.
Place 1 heaped teaspoon of mix into pattypans. Place 1 heaped teaspoon lemon curd on top of mix. Place another heaped teaspoon of mix on top of lemon curd, making sure curd is covered.
Cook for 18 - 20 mins until nicely brown. Let cool.
Icing:
Beat cream cheese and butter until smooth. Add zest and juice.