E1 - Fat

Aired: October 11, 2018

In Northern Italy, Samin savors the magical properties of olive oil, pork fat and cheese as she visits farms and helps prepare local specialties.

E2 - Salt

Aired: October 11, 2018

From sea salt to soy sauce to miso: A trip to Japan reveals the many forms salt can take -- and the profound effects it can have on food.

E3 - Acid

Aired: October 11, 2018

To illustrate the transformative power of acids, Samin visits Yucatán, where sour oranges, salsas and Mayan honey add new dimensions to every dish.

E4 - Heat

Aired: October 11, 2018

Back home in California, Samin uses heat to unlock rich colors and flavors as she roasts meat and veggies, then makes crispy rice with her mom.