We are not to solids yet but I s/o first foods I've been learning a lot about how cereal is not necessarily a good first food, if you're interested:
http://nourishedandnurtured.blogspot.com/2011/02/feeding-infants-grain-free-and-nut-free.html
http://www.foodrenegade.com/why-ditch-infant-cereals/
http://parentingsquad.com/first-foods-why-white-rice-cereal-is-bad-for-your-baby
Just thought I'd share since I myself just recently learned about this whole debate.