Ina Garten swears by store-bought ingredients. There's one she couldn't make work for her new cookbook.

Source: Business Insider

Ina Garten has always believed that store-bought is fine — most of the time. Mike Smith/NBCU Photo Bank/NBCUniversal via Getty Images via Getty ImagesIna Garten's new cookbook, "Simply Ina," features many recipes with store-bought ingredients. Garten has a skillet pasta with Rao's marinara and a soup featuring refrigerated mashed potatoes.