Pop-Tarts Unfrosted Blueberry toaster pastries are a delicious treat to look forward to. Jump-start your day with a sweet, gooey, blueberry-flavored center encased in a perfectly crumbly pastry crust. A quick and tasty anytime snack for the whole family, Kellogg's Pop-Tarts toaster pastries are an ideal companion for lunch boxes, after-school snacks, and busy, on-the-go moments. Just pop them in your toaster for a warm, golden crust or enjoy them right out of the pouch with a glass of ice-cold milk.