It should be very easy to do in your subscription management area.

1. Either login normally or click here to get a magic link.

2. Scroll down to the section marked "Subscription Details" as shown in the picture below

3. Use the "Edit" button to bring up your options for any hot chocolate currently in your selection as shown:

4. From here use the "Remove" button to remove a product from your next order. You'll be asked if you want to remove it One Time (i.e. just the next order) or from the subscription (i.e. every order moving forwards).