Place 2 sheets of parchment paper in a crisscross pattern in a 9x13 pan. Spray with cooking spray.
Add everything except the white chocolate chips to a large saucepan.
Heat over medium heat.
Bring to a boil.
Boil for 5 minutes.
Remove from heat and stir in white chocolate chips until they melt. You can add it back to the heat if they do not melt fully.
Pour fudge into pan. Chill for 15 minutes in the fridge.
Sprinkle with sprinkles if you like. Chill for 4 hours before cutting into small squares.