Line a 3 x 6 baking pan with parchment paper.
Add the butter, white chocolate chips, and condensed milk in a pot over medium heat. Stir until melted.
¼ cup sweet cream butter, 4 cup white chocolate chips, 14 ounces sweetened condensed milk
Mix the tablespoon of whiskey to the fudge mixture. Stir to combine.
1 Tablespoon whiskey
Mix in ¼ cup caramels and pretzel pieces into the fudge
1 cup caramel bits, 1 cup crushed pretzels
Pour half into the prepared baking pan.
Sprinkle the remaining half of the crushed pretzels and caramel bits into to the fudge.
Pour the other half of the fudge on top of the pretzels.
Sprinkle the remaining crushed pretzels on top.
Sprinkle the caramel bits on top of the pretzels.
Sprinkle cinnamon on top.
1 teaspoon cinnamon
Let rest 2-3 hours or overnight.