2 tablespoons vegetable oil
1/2 small onion (sliced)
1 (2-inch) piece ginger (peeled, grated)
4 to 5 cloves garlic (minced)
1 Thai bird's eye chili (sliced; or 1/2 to 3/4 teaspoons chili flakes or cayenne pepper)
1/2 cup chicken stock (good-tasting)
1 stalk of lemongrass (bottom four inches, minced; or 2 to 3 tablespoons frozen/bottled-prepared lemongrass)
3 bay leaves
1 teaspoon turmeric
1/4 cup chopped unsalted dry-roasted cashews (plus handful more to finish)
1 teaspoon ground coriander
1 teaspoon whole cumin seed
1/8 teaspoon cardamon
1 teaspoon tamarind
3/4 teaspoon shrimp paste
2 tablespoons fish sauce
1 tablespoon palm sugar (liquid or cake form, grated if in cake form; or brown sugar)
1/2 to 1 pound chicken pieces (or chopped chicken breast/thigh)
1 (14-ounce) can coconut milk (not lite)
1 to 2 medium waxy potatoes (cut into 1-inch chunks)
1 small red bell pepper (thinly sliced)
1 medium tomato (halved and sliced 1/4-inch thick)
Garnish: chopped cilantro
For Serving: cooked jasmine rice