In a medium bowl, whisk together the milk, sugar, and salt until the sugar dissolves.
1 cup whole milk, 3/4 cup granulated sugar, Pinch salt
Stir in the cream and vanilla extract until combined.
2 cups heavy whipping cream cream, 2 teaspoons vanilla extract
Chill for 1 hour.
Pour the cream mixture into a freezer-safe storage container (like a loaf pan) and cover with plastic wrap.
Freeze for about 45 minutes. As soon as it begins to freeze around the edges, mix it vigorously with a whisk, handheld electric mixer, or immersion blender.
Stir in the chopped Oreos.
1 cup chopped sandwich cookies
Continue to freeze, mixing it every 30 minutes, until it is frozen through, about 3 hours.