Fudge Sauce - cooking recipe

Ingredients

1 large can evaporated milk
2 c sugar
1/2 c cocoa
pinch salt
1 tsp vanilla
2Tbsp butter

Preparation

Mix milk, sugar, cocoa in saucepan. Cook until boils, then turn on low heat cook 15 minutes stirring often.
When done add butter and vanilla.
Heat until smooth, put on cake or ice cream or on pudding.
Serve hot or cold.