Walmart shoppers in 19 states are being urged to check their pantries after a Walmart-exclusive pistachio nut butter was recalled over potential Salmonella contamination. New York-based Botticelli Foods voluntarily recalled one lot of Bettergoods Pistachio Nut Butter after routine testing "identified the presence of Salmonella," the U.S. Food and Drug Administration (FDA) announced Monday. The product, manufactured in Italy by Gustibus Alimentari S.r.l., was sold exclusively at Walmart and distributed to stores in 19 states, officials said. MILLIONS OF PRESCRIPTION EYE DROPS RECALLED NATIONWIDE OVER CONTAMINATION CONCERNSThe affected lot was distributed to Walmart stores in Alabama, Alaska, Arizona, Colorado, Florida, Georgia, Idaho, Kansas, Mississippi, Missouri, Montana, Nebraska, Nevada, New Mexico, Oregon, South Dakota, Tennessee, Washington and Wyoming. MORE THAN 120K REFRIGERATORS RECALLED AFTER 34 FIRES AND ONE REPORTED DEATHCustomers who purchased the affected nut butter should stop consuming it immediately and return it to a Walmart store for a full refund, officials said.