1 can full cream condensed milk
100 g margarine
500 ml castor sugar
5 ml vanilla essence
Combine margarine, condensed milk and sugar in a large, deep, heat-resistant container.
Microwave on HIGH for 2 ½ minutes or until margarine is melted. Stir well to combine all the melted ingredients.
Microwave for 10 minutes on HIGH, stirring regularly.
When mixture is a light caramel colour, add vanilla essence.
Pour into lightly greased, flat container to set. When slightly cooled, cut into squares.