Which four types of chocolate does Graeter's use?

Graeter's uses four specific types of chocolate that are integral to their renowned ice cream and related products. The selection includes dark semi-sweet chocolate, which offers a rich and intense flavor profile; white chocolate, known for its creamy sweetness; milk chocolate, which adds a smooth and mild chocolate taste; and bittersweet chocolate, which provides a deeper and more complex chocolate experience.

This combination allows for a versatile range of flavor profiles, making each ice cream product rich and enjoyable. The inclusion of both semi-sweet and bittersweet chocolates enhances the depth of flavor in their offerings, appealing to a wide range of chocolate lovers. This is why the choice that lists dark semi-sweet, white, milk, and bittersweet chocolates is the most accurate representation of the types used by Graeter's.