All week we've stared longingly at Instagram, watching our favorite celebs post pics of the delish things they've been eating. In honor of our appetites, we gathered the yummiest snaps guaranteed to whet your appetite.

From Selena Gomez's snack on the 'Ellen' set to Kat Dennings' sugar craving, we've got it covered. Check out the photos below to see what celebs ate this week!

Selena Gomez showed off the feast she had when visiting 'The Ellen Show.' Highlights include Fritos and some amazing-looking guac.

Do we spy cornbread, Jessie J?

Hilary Duff shared a pic of the yummy dinner she cooked with her friend.

Ashley Benson matched 'Pretty Little Liars' co-star Lucy Hale -- right down to their iced coffees!

Hailee Steinfeld appropriately had a sundae on Sunday.

Shay Mitchell had the most Canadian cookies ever.

Bridgit Mendler breakfast is making our stomachs growl.

Kat Dennings nommed on some gummy bears.

Chrissy Teigen posted a picture of her homemade quiche ... and even shared the recipe!