Heat oven to 375Â°F.
In saucepan, combine all filling ingredients except vanilla.
Cook over low heat just until chips are melted and mixture is smooth, stirring frequently.
Remove from heat; stir in vanilla.
In small bowl, combine all topping ingredients.
Unroll dough into 2 long rectangles.
Place in ungreased 13x9-inch pan; press over bottom and 1/2 inch up sides to form crust.
Spread filling mixture over crust; sprinkle topping over filling.
Bake at 375Â°F. for 17 to 22 minutes or until golden brown.
Cool; cut into bars.