Best Biscoff Traybake - How To Make Biscoff Traybake

Ingredients

• 125 g butter
• 125 g light soft brown sugar
• 125 g golden syrup
• 175 g plain flour
• 1 tsp. bicarbonate of soda
• 1 tbsp. ground giner
• 1 tsp. ground cinnamon
• 1 large egg
• 150 mL milk
• 175 g Lotus Biscoff spread (smooth)
• 100 g butter
• 200 g dark brown sugar
• 6 tbsp. whole milk
• 400 g icing sugar, sifted 
• 1 tsp. vanilla extract
• 1/4 tsp. salt
• Sea salt, for sprinkling on top
• Crushed Lotus biscuits, for sprinkling on top