Not all of these are healthy substitutes in my opinion, but some are, so use your own judgement. 20 Unique Healthy Food Alternatives --I'm interested to read about some of these things, and I know some of the substitutions only work in some circumstances.
Miracle Pan Release: cup Lard or shortening, cup Veg oil, cup unbleached or all-purpose flour: whip, whip, whip and store in airtight container at room temp. Brush this on your pans before baking to ensure full release of food!
Baking Substitutions — There are a variety of reasons you might need to find a substitute for one of the ingredients in a recipe: availability, allergies and other dietary restrictions, or you just might not care for something.
I'm thinking freeze when you only want half the avocado. Another pinner wrote: Freeze avocados once they’re ripe! Great for when they go on sale, or when you need an avocado and they’re all too firm at the store. They keep for MONTHS this way! Who knew?