I recommend using good quality chocolate. I like to use u003ca href=u0022https://amzn.to/3mmv39Hu0022 target=u0022_blanku0022 rel=u0022noreferrer noopener nofollowu0022u003esemi-sweet chocolateu003c/au003e, but you could also get away with using dark chocolate in a pinch. It will depend on how intense you want the cheesecake to be...It's totally up to you!