A recursive recipe breaks down the ingrediens of a recipe until it’s truly made from scratch. Let’s take apple pie. The simplest recipe, aka method, is to buy a pie. It costs $3.98 and takes no time:
Most people who say they make food from scratch will mean they make the apple pie using fresh apples, pie crust and store cupboard staples like sugar and salt:
But in the words of Carl Sagan (blurry old video on youtube):
If you wish to make apple pie from scratch, you must first create the universe
every ingredient comes from another ingredient. From “scratch” means from nothing, so the pie crust comes from flour, butter, water. The butter comes from milk, the milk from a cow, and a cow from…etc.
Without going to the extreme, the most basic ingredients for making apple pie are: soil, water, seawater, cow, cinnamon.
It takes over 7 years to make, which takes into account growing the apples from a tree and making butter from cow’s milk:
Snerk. The first step in making cow’s milk is tie the cow in a secure are so she cannot escape.
Quite a fun game. There are other recipes like vanilla ice cream and eggs benedict.