Another source of Master Mix Recipes.

More master mix recipes, courtesy of the Ohio State University extension.

MASTER MIX COOKBOOK
There's also this: HEARTY SOUP MIX

And if you're looking for "Gifts in a Jar" type recipes, here's a site with dozens to choose from: FOOD GIFTS FROM YOUR KITCHEN - (Watch for people selling canning jars at garage sales; you can often pick them up for mere pennies and just buy replacement lids if needed. Since you are not actually canning the food for safety/storage, you can even buy plastic screw-on lids.)