It depends on whether or not the owner is booking the raw ingredients as inventory or not, and how he is booking the final baked product

If he buys the ingredients and uses an expense account (cogs normally) then there is nothing you need to do, the materials are already expensed

Resolution for 'baked product issue: 'How to enter daily food product waste.' available: Yes.

The baked product issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the baked product issue yourself by looking for a resolution described in the article. If it is a complex baked product issue or you are unable to solve the issue, you may contact us by clicking here or by using other baked product support options.

For more information about resolving issues related to baked product in Quickbooks/QBO or to get support for the issue 'How to enter daily food product waste.', click the link below: