- 2 cups half-and-half
- 1/2 cup white sugar
- 1/2 cup brown sugar
- 2 cups heavy whipping cream
- 1 tablespoon vanilla extract
- 1/2 cup Irish cream liqueur
- Beat together half-and-half, white sugar, and brown sugar in a large bowl with an electric mixer on medium speed until the sugars have dissolved.
- Stir heavy cream and vanilla extract into the mixture until smooth.
- Pour the mixture into an ice cream maker and freeze according to manufacturer's instructions.
- About 2 minutes before the end of freezing time, pour Irish cream liqueur into the ice cream maker; allow the machine to finish freezing the ice cream.
- Transfer ice cream into a freezer-proof container with a tight lid and place in freezer until ice cream is hardened, at least 4 hours.