Mix in a sauce pan the following ingredients, cocoa, butter, milk sugar and salt then in a medium heat fire, cook the mixture by stirring frequently until it reaches a boiling point.
Cook the mixture in 1 minute the moment it reached its boiling level.
Get the pan from the heat then prepare the peanut butter and vanilla extract to be added to the mixture.
Using the spoon beat the fudge until a thick texture will appear the transfer the mixture into a buttered pan.