Go to Gateway of Tally > Accounting Vouchers
In the Voucher Creation screen select F5: Payment.
Enter the date and reference.
Select the Bank Account or Cash Account from where payment has to be made.
Select the Expense Ledger Account created and enter the amount to be debited.
The Cost Allocations sub-screen appears. If the payment has to be allocated to more than one Cost Centre, select the Cost Centres and allocate the corresponding amount.
Enter Narration if required and accept to save.
Similarly, the expenses related for a particular project could be accounted by tagging to the respective Job/Projects.