Homemade Red Enchilada Sauce - "you'll never go back to the canned store-bought stuff again. The sauce is a breeze to make, calls for simple ingredients, and is insanely delicious." Use GF chicken broth!
The Iowa Housewife: Some Basics of Home Canning. Looks like some good wisdom and experience these older sisters have. An excellent site for all your questions and how-to's on canning. Also has some really great recipes for canning!