Budget-conscious shoppers are feeding a boom in discount groceries

Many facing economic pressures and frustrations have begun shopping at budget grocery stores and warehouse clubs in lieu of traditional supermarkets, with priorities shifting in pursuit of good deals.

Many facing economic pressures and frustrations have begun shopping at budget grocery stores and warehouse clubs in lieu of traditional supermarkets, with priorities shifting in pursuit of good deals.

(Image credit: Rachel Wisniewski for NPR)