Test Kitchen Tips:
•Sriracha is a Thai-style hot chili sauce. It is made from sun-ripened chile peppers, vinegar, garlic, sugar and salt. It can be found in the Asian aisle of some supermarkets and in Asian groceries.
•Masa harina is the flour made from dried corn kernels that have been soaked in limewater. It is used to prepare corn tortillas, tamales, pupusas and gorditas. It is available in the Latin, Mexican or baking aisle of supermarkets.