Step 1

1 Heat oven to 350°F. Line 13x9-inch pan with foil, leaving extra hanging off sides; spray bottom with cooking spray. Press dough in bottom of pan; bake 20 minutes. Cool 5 minutes on cooling rack.

Step 2

2 In 2-quart saucepan, heat caramels and whipping cream over medium heat 5 to 10 minutes, stirring constantly, until caramels are melted. Remove from heat. Spread over warm cookie base.

Step 3

3 Bake 5 minutes; return to cooling rack. Sprinkle chocolate chips evenly over top; let stand 2 to 3 minutes. Spread melted chips evenly over filling. Let cool 30 minutes. Sprinkle with Twix™ bar pieces; pressing in lightly.

Step 4

4 Refrigerate bars until chocolate is firm, about 1 hour. Remove from pan using foil as handles. Cut into 4 rows by 3 rows; cut each bar in half diagonally for a total of 24 triangle-shaped bars.