Cooking without using strict measurements, but relying upon past experience and cooking wisdom to determine the correct proportions of ingredients, is an example of using a (n)

The above is a case of heuristic. It is any way to deal with critical thinking, learning, or revelation that utilizes a commonsense strategy not ensured to be ideal or flawless, but rather adequate for the prompt objectives. Where finding an ideal arrangement is incomprehensible or illogical, heuristic techniques can be utilized to accelerate the way toward finding an acceptable arrangement.

The answer is being heuristic. Being able to cook without the use of strict measurements, but relying on one's past experiences and cooking wisdom in order to determine the correct proportions of ingredients is an example of being heuristic. Heuristic refers to being able to teach one's self base on someone's individual discovery or learning.