Rice

Source
Rice is sold for (each) by:
 * in the Shrine of Two Moons
 * in the Shrine of Two Moons
 * in the Shrine of Seven Stars
 * in the Valley of the Four Winds

Objective of

 * Lesson 5: Pounded Rice Cake

Cooking

 * Green Curry Fish
 * Pounded Rice Cake
 * Rice Pudding
 * Spicy Salmon