Step 1

Line an 11x7-inch baking dish with parchment paper. Set aside.

Step 2

In a large saucepan over medium heat, mix together sugar, butter, jello powder, and evaporated milk.

Step 3

Bring the mixture to a boil, leaving on heat until it registers 234°F on a candy thermometer (about 5 minutes).

Step 4

Remove from heat and stir in white chocolate chips until melted and thoroughly combined.

Step 5

Add the marshmallow fluff, vanilla extract, and salt. Stir to combine.

Step 6

Transfer half of the fudge to the prepared pan and top with a layer of vanilla wafers. Pour the remaining fudge mixture over the layer of wafers.

Step 7

Sprinkle the crushed vanilla wafers on top of the fudge.

Step 8

Let the fudge cool at room temperature for about 2 hours (or until set) before cutting and serving.