Dark Chocolate Peppermint Fudge

Ingredients (6)

• + 3 cups semisweet chocolate chips (such as Hershey's® Special Dark) add to pantry
• + 1 (14 ounce) can sweetened condensed milk add to pantry
• + ¼ cup butter add to pantry
• + 1 ½ teaspoons pure peppermint extract add to pantry
• ✓ 1 pinch salt
• + ½ cup crushed peppermint candies, or more to taste add to pantry