By cooking.nytimes.com

Saag Tofu (Tofu With Spinach, Ginger, Coriander and Turmeric)

Ingredients

4 servings

0.75 poundfirm tofu

cut into 1-inch cubes

2 tablespoonscanola oil

½ cupshallot

coarsely chopped, or red onion

4 slicesfresh ginger

lengthwise, peeled, 2 inches long, 1 inch wide, 1/8 inch thick, coarsely chopped

1 teaspooncumin seeds

½ teaspoonfennel seeds

2dried red chilies

whole, like Thai, cayenne or arbol

1 tablespooncoriander seeds

ground

salt

to taste

¼ teaspooncayenne

¼ teaspoonground turmeric

1.5 poundsfresh spinach

stems trimmed at the end and washed in 2 changes of water, or 12 ounces baby spinach, rinsed

½ cupyogurt

drained

¼ teaspooncornstarch

Instructions