Welcome to Specktra! Please feel free to use the search function towards the top of the page before creating a new thread as there are already quite a few threads on the best of MAC, MAC basics and MAC must-haves:
http://www.specktra.net/t/183890/mac-starter-kit-eye-shadow-edition
http://www.specktra.net/t/117675/basic-starter-15-pan-palette
http://www.specktra.net/t/85804/basic-must-have-mac
http://www.specktra.net/t/182811/must-have-mac-neutrals
http://www.specktra.net/t/130540/mac-lipstick-must-haves-classics-favorites
http://www.specktra.net/t/54939/what-are-the-mac-pro-must-haves
http://www.specktra.net/t/59602/what-are-your-mac-must-haves-every-mac-product-that-you-cant-live-without
Also, if you need a recommendation, please remember to be specific as we can't read minds. Factors like skintone, hair color, and what products you are looking at are all very important in getting good recs.