Melt: In a heat proof bowl, melt the chopped dark chocolate. Add the rice crispy and mix until distributed. *** You can use microwave or a pot with hot water. If doing the brine Marie method (water method), pour water in a pan and bring to a boil. Lower the heat and put the bowl with the chocolate and melt. Make sure the bottom of the pan do not touch the water in the pan. Stir until mostly melted. Remove from the pan and continue stirring until all the chocolate are melted. Spread: In a parchment lined 7-inch rectangular pan, pour and spread the rice crispy and chocolate mixture evenly. Refrigerate until solid.
Pour the white chocolate on top and spread. Refrigerate until Solid.
Cut into smaller pieces an serve.
Storage: Keep refrigerated