https://allabouthealthychoices.wordpress.com/2016/12/02/do-you-know-what-the-food-pyramid-underwent-before-its-1992-release/
Essentially? Forget all that stuff about bad meat, bad fat and good carbs.
Real food pyramid is:
Fat
Calcium
Integral Grains
Protein (Meat, Fish, Eggs)
Fruits and...