1. Preheat oven to 350°. Bake pecans in a single layer in a shallow pan 8 to 10 minutes or until toasted and fragrant, stirring halfway through.
2. Scoop vanilla ice cream into 6 (8-oz.) serving bowls. Arrange 2 cookies on sides of ice cream in each bowl. Sprinkle with chopped chocolate and pecans; top with desired amount of hot fudge topping. Serve immediately. Garnish, if desired.