Three-Chocolate Fudge - cooking recipe

Ingredients

3 1/3 cups sugar
1 cup butter or 1 cup margarine
1 cup packed dark brown sugar
1 (12 ounce) can evaporated milk
32 large marshmallows, halved
2 cups semi-sweet chocolate chips (12 ounces)
2 (7 ounce) milk chocolate candy bars, broken (I use Hersheys)
2 ounces semisweet baking chocolate, chopped
1 teaspoon vanilla extract
2 cups chopped pecans or 2 cups walnuts

Preparation

In a large saucepan, combine first four ingredients.
Cook and stir over medium heat until sugar is dissolved.
Bring to a rapid boil; boil for 5 minutes, stirring constantly.
Remove from the heat; stir in marshmallows until melted.
Add chocolate bars and baking chocolate; stir until melted.
Fold in vanilla and pecans; mix well.
pour into a greased 15-inch x 10-inch x 1-inch baking pan.
Chill until firm.
Cut into squares.