Courtesy of Cook's Illustrated.
Ingredients
1 (10 ounce) bag curly-leaf spinach, rinsed (roughly 6 cups)
3/4 lb mustard greens, stemmed and rinsed (sub: turnip greens, arugula) (roughly 4-5 cups)
1 package store-bought Paneer (or make your own, recipe below)
3 Tbsp unsalted butter
1 tsp cumin seeds
1 tsp ground coriander
1 tsp paprika
1/2 tsp ground cardamom
1/4 tsp ground cinnamon
1 onion, chopped finely
3 garlic cloves, minced
1 Tbsp grated fresh ginger
1 jalapeño chile, stemmed, seeded, and minced