In your mixer use the whisk attachment to whip the cream until stiff peaks form (2-3 minutes, maybe less depending on how powerful your mixer is). When you pull the whisk from the cream you don’t really want it oozing off.

Fold in the sweetened condensed milk until combined.

Add Oreos and frosting.

Transfer to 4 mini springform pans or a plastic container. Freeze 6 hours until firm or overnight.