Caramel-Nut Sticky Buns
["2/3 c. firmly packed brown sugar", "1/4 c. light brown sugar", "1/2 stick margarine, melted", "1/2 tsp. cinnamon", "1 c. pecan halves", "dinner rolls", "granulated sugar"]
["Heat first 3 ingredients until well mixed; cool.", "Spread on 2 or more 8 x 10-inch baking pans.", "Add nuts."]
["brown sugar", "light brown sugar", "margarine", "cinnamon", "pecan halves", "dinner rolls", "sugar"]