What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
Thank you for contacting us.
First, I highly recommend creating an account (for FREE!). You can use this URL link http://www.joform.com/signup to signup using your email.
As to your inquiry..
You may want to check on existing Order Form templates
Check this Cake Order template form
You can add your Payment account and it should be all set
user guide: Setting-Up-Your-First-Order-Form
Hope this help. Let us know if you need further assistance.