Lime Bars

Ingredients (13)

• For the Dough:
• 250g (9 oz) unsalted butter, softened, plus extra for greasing
• 90g (3 1/4 oz) granulated sugar
• 250g (9 oz) plain flour, plus extra for flouring
• Pinch of salt
• Icing sugar, for dusting
•  
• For the Filling
• 6 extra-large free-range eggs, at room temperature
• 625g (1 lb 6 oz) granulated sugar
• finely grated rind of 8 unwaxed limes, plus extra for decorating
• 1/2 cup lime juice
• 125g (4 1/2 oz) plain flour