DIY sweetened condensed milk

Save money and avoid all the unnecessary processing. 

1 C Sugar
1/2 C water
1/3 C butter
1 1/3 C dry milk

Combine sugar, water, and butter in a saucepan.  Bring to a boil and cook 1 minute stirring constantly.  Cool slightly.  Combine in blender with dry milk and process until smooth.  Refrigerate until needed.