Gluten free gingerbread house

Gingerbread house

• gluten free cornflour, for dusting
• 380 g gluten free flour mix (see Tips)
• 1 ½ tbsp ground ginger
• 1 tsp ground cinnamon
• ½ tsp ground allspice
• ¼ tsp ground cloves
• 1 tsp bicarbonate of soda
• 100 g brown sugar
• 150 g golden syrup
• 150 g unsalted butter, cut into pieces, softened
• 1 pinch salt
• 1 egg yolk
• ½ tsp guar gum

Royal icing

• 240 g pure icing sugar
• 1 egg white
• ½ tsp lemon juice