Suppose you want to learn how to make a classic cheeseburger from scratch. The key ingredients are ground beef, cheddar cheese, lettuce, tomato, onion, pickles, ketchup, mustard, and burger buns. Begin by forming ground beef into a patty and cooking it on a grill or stovetop until desired level of doneness.
Can we infer that "Lettuce is the most essential ingredient in a cheeseburger"? Yes, no, or maybe?