Hold out your hand and make a fist. If you're a kid, your heart is about the same size as your fist, and if you're an adult, it's about the same size as two fists. Your heart beats about 100,000 ...

Although straying from convention could be daunting for the less confident cook, “if you’re afraid to throw the rulebook out the window, I’m here to hold your hand,” says Nadiya.