2 ounces unsweetened chocolate squares, 16 oz cream cheese, softened, 1/2 cup chopped walnuts, 1 teaspoon vanilla extract, 1/2 cup Splenda or any other sugar substitute.

To start with the preparation, first take a 8x8 baking pan and grease it. Now, melt the unsweetened chocolate squares in a small pot. Then, get a small mixing bowl and beat the cream cheese in it. Now, add the already melted chocolate in it. Then add in the sweetener like Splenda or any sugar substitute and the vanilla and beat until the texture of mixture becomes homogeneous and smooth.

Once the mixture is smooth, add in the chopped walnuts. Now, pour this mixture into the baking pan, allow it to settle and cover it. Keep the baking pan in refrigerate overnight to get your desired sugar free fudge. Cut it into 1" square.