If she is a single member LLC you should use TurboTax Self-Employed (or
Home & Business if using Desktop)-
Unless you have elected to be
treated as an S-Corp
.As a single member LLC, she is considered a
"Disregarded Entity" by the IRS. As such, you claim your business
income and expenses on Schedule C as part of your personal tax return.
Feel free to review the product here:
https://turbotax.intuit.com/personal-taxes/online/self-employed.jsp