Preheat to 350 degrees . Line a cupcake pan with baking liners.
In a large bowl, whisk together the flour, baking powder, cinnamon and salt.
In a medium bowl, whisk together the eggs, brown sugar and granulated sugar until smooth.
Stir in the oil and vanilla.
Mix in the flour mixture until just combined
Stir in the apples.
Divide batter equally into prepared muffin tin.
Bake 350ยบ 25 -30 mins. until golden and a toothpick inserted in the center comes out clean.
Transfer to a rack to cool completely.
In a small, microwavable bowl, combine the caramels and cream. Microwave for 1 minute at medium power, then stir; repeat in 30-second intervals until melted and smooth.
Let cool slightly, then spread generously on the cooled cupcakes.