You know when you're at a party and the food is so delicious, you wish you had a little more room in your stomach? And if the host gives you a little to-go container when you leave, it's the perfect chef's kiss moment.

For GRAMMY-nominated roots rock 'n roll sister duo Larkin Poe, touring with legendary British artist Elvis Costello was a bit like this. As they explain in the latest episode of GRAMMY.com's Herbal Tea & White Sofas, they loved the gourmet cheese he had backstage so much, they'd wrap up leftovers in napkins to snack on later.

In the video above, watch Rebecca and Megan Lovell, a.k.a. Larkin Poe, discuss their favorite parts of touring, which include trying local snacks and connecting with their fans.

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