Rabri: Take 1 litre of Milk, 1/2 cup of Heavy whipping cream and bring to boil in a saucepan. Add 1/2 cup of Sugar, 1/2 tsp of Cardamom Powder, 2 tsp of Kewra / rose water and mix until the sugar is dissolved.
Take 4 tbsp of Corn Flour, 1/2 cup of Milk in a cup and mix well without lumps. Add this mixture to the above boiling milk mixture and cook until it thickens (like batter consistency). Remove from heat and let it cool.
Caramel Sauce: Take 1/2 cup Sugar in a saucepan and heat on low heat until it turns brown. Gently stir the pan few times in between to avoid burning and to mix. Add a cup of Milk and mix well until the caramel dissolves. Add 1 1/2 cup of Milk powder and mix until combined. Reduce to low heat and add 1/2 cup of heavy Whipping Cream, mix well. Once it thickens, remove from heat and let it cool. Fill into piping bag.
Bread: Take 8 slices of White Bread and remove the edges. Cut them into half and deep fry them until golden brown. Drain and keep aside. Heat a saucepan with a cup of Water. Add 1/2 cup of Sugar, 2 crushed Cardamoms, a tsp of Lemon Juice and mix well until the sugar is completely dissolved. Remove from heat and set aside.
Assembly: Take a dish and spread a layer of caramel sauce, then a layer of rabri. Place a layer of fried bread and drizzle the sugar syrup, chopped pistachios and then repeat with a layer of caramel sauce, rabri, fried bread and sugar syrup. Layer the final layer with rabri and pipe the caramel sauce to decorate as a top layer. Garnish with chopped pistachios and refrigerate until serving.