No, you don't have to have an Employer ID Number (EIN) to file your tax return. Just include your income and expenses on the Schedule C of the Form 1040.
To do this in Turbo
Tax, follow these steps...
Log into your tax
return. Use the search box in the upper right hand corner. Type in
"schedule c" in the box. This will bring up the "Jump to
schedule c" link...click that link. From here Turbo Tax will ask you some
specific questions about your business. You'll be led
through a different screens asking you more questions regarding your business.
You'll also be taken to a screen to enter you income.
Finally, Turbo Tax will bring you to the screen for you to choose what expenses
you would like to enter onto your tax return.