Chocolate Peanut Butter Cheerio Bars

1 cup white corn syrup
1 cup sugar
1 1/2 cups peanut butter
6 cups Cheerios
6 oz chocolate chips

In a saucepan, combine the syrup and sugar over medium heat. Just as it begins to boil, remove from heat and add 1 cup peanut butter; mix well. Add Cheerios and coat well. In a 9x13 inch pan, greased, evenly spread Cheerio mixture. In a saucepan melt the chocolate chips and 1/2 cup peanut butter. Spread chocolate mixture over Cheerios and allow to cool before serving.