Ingredients:
2 sticks unsalted butter, softened and divided
1 cup powdered sugar
1¼ cups flour
⅓ cup cocoa powder
1 (14 oz) can sweetened condensed milk
2 teaspoons vanilla extract
1 cup caramel baking chips
½ cup chopped almonds, pecans, or walnuts
4 tablespoons heavy cream
1 teaspoon salt