Chunky Pecan Bars
["1 1/2 c. all-purpose flour", "1/2 c. margarine, softened", "1/4 c. packed brown sugar", "3 large eggs", "3/4 c. corn syrup", "3/4 c. sugar", "2 Tbsp. margarine, melted", "1 tsp. vanilla", "1/3 c. chocolate chips or chunks", "1 1/2 c. pecans, chopped"]
["Preheat oven to 350\u00b0. Grease 13 x 9-inch pan."]
["flour", "margarine", "brown sugar", "eggs", "corn syrup", "sugar", "margarine", "vanilla", "chocolate chips", "pecans"]