Final answer:
The Katy Berry likely includes berry-flavored ice cream such as strawberry or blueberry, or vanilla ice cream with berries or berry sauce.
Step-by-step explanation:
The Katy Berry is a type of ice cream treat or flavor that might be offered by ice cream shops or dessert menus. While there is no universal recipe for a Katy Berry ice cream, it typically might involve fresh berry flavors, and sometimes berry swirls or chunks in the ice cream.
Without more context, it's hard to say precisely what specific type or flavor of ice cream is used in a Katy Berry, as it could vary by establishment. One common approach, however, could include using a berry-flavored ice cream, such as strawberry or blueberry, or a vanilla ice cream mixed with fresh berries or a berry sauce.