3 Chocolate Fudge

Ingredients: 
3-1/3 cups sugar
1 cup butter
1 cup packed dark brown sugar
1 can (12 ounces) evaporated milk
32 large marshmallows, halved
2 cups (12 ounces) semisweet chocolate chips
2 milk chocolate candy bars (7 ounces each), broken
2 squares (1 ounce each) semisweet chocolate, chopped
1 teaspoon vanilla extract
2 cups chopped pecans 

Directions: 
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. 
Stir in chocolate chips until melted. 
Add chocolate bars and chopped chocolate; stir until melted. 
Fold in vanilla and pecans; mix well. 
Pour into a greased 15-in. x 10- in. x 1-in. baking pan. 
Chill until firm. 
Cut into squares.