In a microwave safe bowl, add unsweetened chocolate and milk. Microwave one minute and then stir. Microwave an additional minute. Add cocoa powder and whisk chocolate and milk together. Set aside.
In an electric mixer with a whisk attachment, whisk eggs until light and fluffy.
Add sugar, a ¼ cup at a time until completely combined.
Add whipping cream and vanilla and blend together.
Add chocolate mixture and peanut butter to cream mixture and mix until combined.
Transfer to ice cream maker and freeze following manufacturer instructions. When almost complete, add peanut butter cups.
Recipe by I'm an Organizing Junkie at https://orgjunkie.com/2014/07/chocolate-peanut-butter-cup-ice-cream.html