This isn't very good, don't bother making it....just kidding!
1/2 cup butter
1 cup brown sugar, packed
1/4 cup evaporated milk
2 cups powdered sugar
1 cup nuts -- chopped
2 teaspoons vanilla
Grease 8x8 inch pan. Melt butter; stir in brown sugar and bring to boil. Lower heat and cook 2 minutes stirring constantly. Add milk; increase heat to medium. Return to boil. Remove from heat. Cool to room temp. and beat in powdered sugar and vanilla. Add nuts. Pour into pan.