Place all the ingredients into a blender, and blend until smooth.
1 cup nonfat dry milk, ⅔ cup granulated sugar, ⅓ cup hot water, 3 tablespoons unsalted butter
Store in the refrigerator until ready to use, or up to 7 days.
Notes
*The calories listed are an approximation based on the ingredients in the entire recipe of sweetened condensed milk. Makes about 1.25 cups total. Actual calories will vary.*For more information, tips, and answers to frequently asked questions, please refer to the post.