Peanutty Chocolate Chip Bars
["1 c. creamy or chunky peanut butter", "1 c. firmly packed brown sugar", "2/3 c. light or dark corn syrup", "1/3 c. oleo, softened", "2 eggs", "1 tsp. vanilla", "2 1/2 c. flour", "1 1/2 tsp. baking powder", "1/2 tsp. salt", "2 c. (12 oz. pkg.) semi-sweet chocolate chips, divided"]
["Mix in large bowl", "at", "medium speed peanut butter, corn syrup, oleo, eggs\tand", "vanilla", "until", "smooth.", "Reduce speed; beat in flour, baking", "powder and salt until blended.", "Stir in 1 1/2 cups chocolate", "chips.", "Spread", "evenly in ungreased 15 x 10-inch pan. Bake at", "350\u00b0", "for 25 minutes.", "Cool.", "Melt rest of chocolate; drizzle over surface.", "Cut into bars.", "Makes 48."]
["chunky peanut butter", "brown sugar", "light", "oleo", "eggs", "vanilla", "flour", "baking powder", "salt", "semi-sweet chocolate chips"]