You can find it at many different places. The primary site you should look to for recepies is this site.. http://busycooks.about.com/od/homemademixes/r/fajitaseasonmix.htm
There are many resouces online you can use to make your own fajita seasoning. Or you could go to libaray or book store to search for the right cooking book.
Fajita can certainly be cooked at home. There are dozens of fajita recipes on Food.com. Many grocery stores also sell small fajita seasoning packets for about $1 each. This is a very simple way to get the fajita flavoring without having to buy lots of different spices.
I found a good looking chicken fajita recipe that can be found here.http://www.chow.com/recipes/29564-basic-chicken-fajitas . I suggest looking at the ingredients and removing anything that your children may not like.
Great fajita recipes are hard to come by. Check with your favorite Mexican restraunt and they may be willing to give you the recipe. If that does't work out for you check out allrecipes.com for a good recipe.
The Epicurious website.
Fajita seasoning/Coriander
To make fajita seasoning at home, combine chili powder, cumin, paprika, garlic powder, onion powder, salt, and pepper in a bowl. Mix well and store in an airtight container. Use this seasoning mix to season your fajitas before cooking.
nothing. cumin is irreplaceable
Chicken fajita recipes can be found all over the internet for free. The easiest and most authentic recipes can be located on the Food Network website and allcooks.com.
Chicken fajita recipes could be found in a few different type of cookbooks. They could be found in a cookbook that specializes in Mexican cooking or they could be found in a cookbook that specializes in chicken recipes.
The accent seasoning ingredients used in this recipe are salt, monosodium glutamate (MSG), and other flavor enhancers.
A good substitute for marjoram seasoning in a recipe is oregano, as they have similar flavors and are both part of the mint family.