This recipe is from Shirley McNevich's Mom's Best Recipes Vol 5. Published here with her permission.
Don't forget to check Shirley's blog.
3 cups Nestle's semi-sweet chocolate chips
1 - 14oz. can Eagle brand condensed milk (NOT evaporated)
1/4 tsp. salt
1/2 cup chopped nuts (optional)
1 1/2 tsp. vanilla
In a saucepan over low heat add chocolate chips, Eagle brand milk and salt--
cook and stir until chocolate is melted. Remove saucepan from heat--add
vanilla and nuts--stir. Pour mixture into a buttered 8" or 9" square pan. Let
fudge cool to room temperature, then refrigerate until cold. Cut into squares.