- Create a package.xml file
- Create a destructiveChanges.xml file
- Bundle the two files together in a .zip file
- Deploy the .zip package using Workbench
- Open the migration menu, then click Deploy
- Click Browse... and select the .zip package file
- Mark the "Rollback On Error" checkbox
- Mark the "Single Package" checkbox
- Mark the "Run Local Tests" checkbox
- Click Next
- Review the deployment options, then click Deploy