Why We Go "Weak in the Knees" for Meat

Here is an interesting read on the science around why we crave meat. Why do we "go weak in the knees" (according to this article)? The article doesn't leave out vegetarians either. How can you modify your meal to get that "Umani" sensation that meat provides?

Key points that have been gaining traction:

• Smell is the main driver of taste.
• We are programmed in the womb to react to certain amino acid smells and tastes.
• Fat is an important player in the food choices we make.

http://www.washingtonpost.com/national/health-science/what-makes-a-hamburger-and-other-cooked-meat-so-enticing-to-humans/2013/08/12/8f8e1d72-ff73-11e2-9711-3708310f6f4d_story.html?wpmk=MK0000205