Homemade Sweetened Condensed Milk
["1 c. instant nonfat dry milk solids", "2/3 c. granulated sugar", "1/3 c. boiling water", "3 Tbsp. melted butter or margarine"]
["Combine all 4 ingredients in an electric blender until very smooth.", "Yields about 1 1/4 cups or an amount equal to a 14 ounce can.", "Store in refrigerator until ready to use."]
["milk", "granulated sugar", "boiling water", "butter"]