Authentic Portuguese Rice Custard with Cinnamon Sugar Crust

Ingredients

• 1 cup short-grain rice
• 4 cups whole milk
• 1 cup heavy cream
• 1 cup granulated sugar
• 2 tablespoons unsalted butter
• 1 lemon peel in large strips, avoiding white pith
• 1 cinnamon stick
• 1 teaspoon vanilla extract
• ¼ teaspoon salt
• 4 large egg yolks
• 2 tablespoons granulated sugar
• 1 teaspoon ground cinnamon