g in a recipe usually means grams.
Grams
If you see the abbreviation lb in a recipe, it means pound.
recipe means a food item and object means a thing
Opt in a recipe means optional, meaning it will not mess up the recipe if you use or do not use the ingredient marked as opt.
recipe: e g e g a g e g e key: e=empty g=gold ingots a=apple
It means what you can normally expect to result; such as how much a recipe should produce.
Six gold, one redstone dust and one stick. The recipe goes like this: G=Gold R=Redstone S=Stick G G G S G G R G
Recipe, according to princeton, means the directions to making something (it doesn't always have to do with cooking).
When a recipe says it yields x amount, that means how many servings it makes. For example, if a cookie recipe says "yields two dozen" that means the recipe makes two dozen (24) cookies.
Modification of a recipe means you have modified (made a change to) the recipe. It could be you add an ingredient not listed in the recipe, or even change the amount of an ingredient. It could also be you changed the temperature and time of cooking the recipe.
To make glass panes on Minecraft, you need 6 glass. These are best used as windows. Here is the crafting recipe for it: G = Glass N = Nothing N N N G G G G G G
In German "G" means "G"
The density of chicken brother is 1.07 g / cm^3. Of course the density of chicken broth could vary from brand to brand or recipe to recipe.