Heat cream, milk, and sugar until warm and dissolved, ensuring the mixture does not boil to maintain a smooth base.
Whisk egg yolks and sugar until pale and thick to create a stable custard structure.
Temper eggs slowly with warm milk mixture to prevent scrambling and ensure a silky texture.
Cook custard on low heat until it thickens and coats a spoon, developing richness.
Stir in vanilla, cool, and chill thoroughly to prepare for churning.
Churn in an ice cream maker and freeze until firm for the perfect creamy consistency.