Toffee Bars

35 PREMIUM Saltine Crackers
1/2 cup (1 stick) butter or margarine
1/2 cup packed brown sugar
1 pkg. (8 squares) BAKER'S Semi-Sweet Chocolate, chopped
1 cup chopped Walnuts or Pecans, toasted (if you don't want nuts you can use white imperials to decorate)

HEAT oven to 400ºF. PLACE crackers in single layer in foil-lined 15x10x1-inch pan.

COOK butter and sugar in saucepan on medium-high heat until butter is melted and mixture is well blended, stirring occasionally. Bring to boil; cook 3 min. without stirring. Spread onto crackers.

BAKE 5 to 7 min. or until topping is golden brown. Immediately sprinkle with chocolate; let stand 5 min. or until chocolate is softened. Spread chocolate over ingredients in pan; sprinkle with nuts. Cool. Break into pieces.