Millionaire Shortbread

Name: Millionaire Shortbread
Prep time: 50 min
Cook time: 30 min
Total time: 1 h 20 min
Cuisine: British
Ingredients: 250g of plain flour; 175g of good quality salted butter, cut into pieces; 75g of caster sugar; A glass of cold water; 200ml of double heavy cream; 3/4 teaspoon of sea salt; 225g caster (superfine) sugar; 3 tablespoons of glucose syrup; 4 tablespoon of water; 65g of salted butter; 100g of crushed roasted hazelnuts; 200g of good quality bakers chocolate