Curry:
1 tablespoon canola oil
2 cups finely chopped onion
1 teaspoon salt, divided
2 teaspoons tamarind pulp
1 tablespoon finely chopped peeled fresh ginger
1 tablespoon finely chopped fresh garlic
1 1/2 teaspoons ground coriander
1/2 teaspoon ground turmeric
1/2 teaspoon crushed red pepper
1 (3-inch) cinnamon stick
3 cups chopped peeled sweet potato (about 1 pound)
1 cup water
1 (13.5-ounce) can light coconut milk
8 ounces organic tempeh, cut into 3/4-inch cubes
1 tablespoon fresh lime juice
2 teaspoons low-sodium soy sauce
Rice:
1 1/2 cups uncooked basmati rice
1/3 cup chopped fresh cilantro
1/4 teaspoon salt