Pop-Tarts, the iconic breakfast brand from Kellogg Company, Battle Creek, MI, launched two flavors under a new peanut butter-centric line called Gone Nutty! The first flavors are Peanut Butter and Frosted Chocolate Peanut Butter. Made with real peanut butter filling, the Peanut Butter variety is sprinkled with sugar crystals while the Frosted Chocolate Peanut Butter style features a ­chocolate crust. A 10.5-oz box of six servings retails for $2.59.