- 3 cups heavy cream
- 1 cup whole milk
- 1/2 cup sugar
- 1 vanilla bean, split lengthwise
- 8 large egg yolks
- 1/2 cup prepared orange marmalade
- Special equipment: An ice cream maker
- Combine cream, milk, and sugar in a medium saucepan. Scrape in seeds from vanilla bean; add bean. Bring to a simmer over medium-high heat, stirring to dissolve sugar.
- Remove pan from heat; cover and let stand for 30 minutes to let flavors meld. Whisk egg yolks in a medium bowl to blend. Gradually add cream mixture, whisking constantly. Return mixture to saucepan and cook over medium heat, stirring constantly, until thickened, 5-7 minutes.
- Strain custard through a fine-mesh sieve into a large bowl set in a bowl of ice water. Let cool completely, stirring occasionally.
- Freeze custard in an ice cream maker according to manufacturer's instructions. Fold in marmalade and transfer to an airtight container. Cover and freeze. DO AHEAD: Marmalade ice cream can be made 2 days ahead. Keep frozen.