this simple test could show how many carbs you should be eating

http://www.businessinsider.com/cracker-test-shows-how-many-carbs-should-you-be-eating-2018-6

“Each member of the group was instructed to chew an unsalted cracker for 30 seconds. He asked each of them to raise their hand when the flavour of the cracker began to change — if, say, it started to taste sweeter or of some other flavour.“