01 - Rinse the rice under cold water until the water runs clear, then drain thoroughly.
02 - In a medium saucepan, combine whole milk, heavy cream, sugar, salt, and butter. Heat over medium, stirring occasionally until gently simmering.
03 - Add the rinsed rice to the saucepan. Reduce heat to low and cook uncovered, stirring frequently until the rice is tender and the mixture is creamy, approximately 30 to 35 minutes.
04 - Stir in vanilla extract and ground cinnamon, then cook for an additional 2 minutes before removing from heat.
05 - Allow to cool slightly. Serve either warm or chilled, garnished with a sprinkling of cinnamon, fresh berries, or toasted nuts as desired.