Toffee - cooking recipe

Ingredients

1 lb. granulated sugar
1/2 lb. margarine
1 can evaporated milk
1 lemon or lime

Preparation

Heat sugar and butter in a pan until melted.
Add milk, little by little.
Move
(stir)
until
it
takes
consistency (until it pulls away from
the pan and spoon, hardball stage). Add 5 to 6 drops of lemon juice from fresh lemon.
Pour into a greased pan (until set).