Here is how you can get from level 1 to 600 in Cooking of MoP.
1 to 525
1. Level up your hero to 85-90 first, then go to Valley of the Four Winds to meet Pandaria's Cooking Trainer, Sungshin Ironpaw, at The Halfhill Market. (/Tar Sungshin Ironpaw)
2. Learn the Cooking prof and then buy this items from her: (Total: 177 Gold)
Instant Noodles: 6 (3 Gold and 78 Silver)
Pandaren Peach: 27 (36 Gold and 45 Silver)
Yak Milk: 18 (25 Gold and 92 Silver)
Red Beans: 6 (14 Gold and 58 Silver)
Barley: 6 (10 Gold and 8 Silver)
Needle Mushrooms: 18 (32 Gold and 4 Silver)
Silkworm Pupa: 6 (9 Gold and 18 Silver)
Rice: 17 (21 Gold and 42 Silver)
Farm Chicken: 6 (16 Gold and 2 Silver)
Ginseng: 2 (6 Gold and 3 Silver)
3. Learn Fishing prof and then fish up 42 Golden Carp from any water in Pandaria.
4. Kill any Crane in Pandaria and loot 2 Wildfowl Breast.
5. Get back to the cooking trainer, Sungshin Ironpaw, and level up to 525 with the items you got.
525-600
TBA