She has tons of great ideas for crockpot meals that don't require too many steps. They're not all 3 ingredient meals, but once you have the basic spices (basil, parsley, garlic powder, onion powder, bouillon) and extra random stuff (powdered milk, instant tapioca) you don't typically have to buy that many items to have an entire recipe ready to go.
These are two of my favorites:
See you tomorrow for a Classroom Tour! :)