If you are looking for a new leafy green to shake up your spinach routine, try Amaranth ( Mulai Keerai / முளைக்கீரை ) greens. It is a terrific source of vitamin A, folate, iron, and calcium, and it tastes pleasantly earthy, available all year long in most Asian markets and Indian grocery stores. There are three common types of Amaranth leaves, one…