Sweetened condensed milk is a wonderful substance. You can make it at home too!

Heat water and sugar in medium saucepan until sugar dissolves, approximately 5 minutes. Add butter. Heat mixture until butter melts.
Remove from heat. Place instant milk in food processer or blender.
Pour water/sugar mixture into blender/processor. Process until well blended.
Makes 1 cup sweetened condensed milk.

Condensed milk spread on thick white bread makes wonderful sandwiches. It is truly elevated to godlike status when used to make your own Baileys Irish Cream.