Line a 9x9 baking dish with parchment paper leaving overhang on each side for easy removal.
Place chocolate chips, sweetened condensed milk and salt in a microwave safe bowl.
Heat on high for one minute; remove from microwave and stir to combine.
If needed, heat for an additional 30 seconds to fully melt the chocolate; stir until chocolate is smooth.
Stir in vanilla.
Pour into prepared baking dish.
Allow to completely cool before cutting in squares.
Notes
Add Candies: Garnish with your favorite candies, marshmallows, green cherries etc. to taste.
Variation tip: Currants, dried cranberries or other fruit can be added to white chocolate fudge.
Alternate cooking method tip: Cook on the stove over a pot of water on medium heat. Boil water in a saucepan and place a bowl on top and melt the chocolate that way. Use a candy thermometer for perfect consistency.
Pan: Use an 8-inch pan for a thicker fudge.
Drizzle: Drizzle with different chocolate for a fun look. White chocolate or colored chocolate with different flavor.
Dietary consideration tip: Fat free sweetened condensed milk or sugar free chocolate to make it more calorie conscious.