01 -
Line a 9 x 13 inch baking pan with foil or parchment paper, allowing excess on the sides for easy removal. Lightly coat with non-stick spray.
02 -
In a medium microwave-safe bowl, combine Velveeta, butter, and unsweetened chocolate. Microwave in 30-second intervals, stirring between each, until fully melted and smooth.
03 -
Using an electric mixer on low speed, gradually add powdered sugar to the melted mixture, mixing until completely incorporated and glossy.
04 -
Mix in vanilla extract until evenly distributed throughout the chocolate mixture.
05 -
Stir in chopped pecans with a spoon until well combined.
06 -
Spread the fudge mixture evenly in the prepared pan, smoothing the surface with a spatula.
07 -
Refrigerate uncovered for at least 3 hours or until firm. Lift fudge from pan using the overhanging paper, cut into 1 inch squares, and serve.