Attach to Jar:
Put sugar, cocoa, butter and milk into large microwavable bowl. Mix well
and microwave on high for 2 minutes. Immediately add 1 tsp vanilla and
beat with a whisk until vanilla is incorporated. Add 1 cup of chopped
nuts if desired and spread onto a Pam-sprayed 8+8 pan. Chill in freezer
for 20 minutes before serving.