Zohreen Shah and her mom demonstrate their family's recipe. Samosas, filled and fried appetizers that are perfectly golden brown, puffy and purse-like, are a savory staple across South Asian cuisine.

Snacking doesn't have to be your diet's downfall. In fact, when done right, it can be one of the best ways to keep your energy up, curb cravings, and fuel your body between meals. The secret? Skip the ...