Line 9x5-inch loaf pan with parchment paper. Set aside.
Combine keto sweetened condensed milk with low-carb white chocolate baking chips Microwave in 15 to 30 second increments until chips are melted. It should only take 45 to 60 seconds. Be careful not to burn the baking chips.
Allow to sit for about a minute then stir to combine the melted chips into the milk. Immediately transfer into prepared loaf pan. Allow to cool completely before slicing. You can place it in the refrigerator for about 30 minutes to an hour.
Video
Notes
Add less chips or more condensed milk for a softer fudge texture.Fudge can be stored at room temperature for 5 days. It will last several weeks in the refrigerator but should be brought to room temperature before serving as it gets hard when chilled.