I made Ina Garten's shepherd's pie. The cozy, affordable recipe is perfect for St. Patrick's Day.

Ina Garten's shepherd's pie with a photo of the chef. Erin McDowell/Business Insider; Nathan Congleton/NBCU Photo Bank/NBCUniversal/Getty Images I tried Ina Garten's easy shepherd's pie recipe. The meal took less than an hour to prepare. The pie's filling was flavorful and savory, while the mashed potatoes were perfectly creamy. I'm an Irish-American, but I didn't grow up eating shepherd's pie. This traditional Irish dish has its origins in the late 1700s, when rural women made it using ing...