Stained glass Christmas biscuits

Name: Stained glass Christmas biscuits
Prep time: 30 min
Cook time: 4 h 10 min
Total time: 4 h 10 min
Yield: 40 portions
Ingredients: 110 g unsalted butter; 110 g brown sugar; 400 g plain flour; 1 ½ tsp ground ginger; 1 tsp ground cinnamon; ¼ tsp ground cloves; 1 tsp bicarbonate of soda; 150 g golden syrup; 15 g white vinegar; 1 pinch sea salt; 1 egg; 250 g white sugar; 1070 g water; 1 tbsp glucose syrup; ½ tsp natural food colouring; 50 g vinegar