For the process of how to transfer apple cash to bank follow the steps: open the apple wallet app and then click on more option and then transfer to bank.Now type the amount you want to transfer. You will see two option which is instant or 1 to 3 business days.And if you have not yet attach a bank account with apple wallet then follow the prompts. Then confirm the transaction.
Source: themoneyflow.net/how-to-transfer-apple-cash-to-bank/