sentence: Some varieties are frosted.
sentences_before: Pop-Tarts have a sugary filling sealed inside two layers of rectangular, thin pastry crust.
sentences_after: Although sold pre-cooked, they are designed to be warmed inside a toaster or microwave oven. They are usually sold in pairs inside foil packages, and do not require refrigeration.
concept_name: variety
headings: Pop Tarts
categories: Snack foods