No, this one isn’t FREE.
But the quantity to price ratio is HUGE.
Amazon has the Kindle book – Ultimate Crockpot Cookbook: 750 Slow Cooker Recipes 
It has 750 crockpot recipes for Barbecue, Asian, Indian, Mexican, Southwest, Desserts, Ground Beef, Chicken, Pork, Venison, Seafood, Brunch, Breads, Sauces, Pasta, Rice, and more.
If you are in a meal planning rut, consider this a way to get some cheap inspiration.
Thanks Couponing For 4.