Best Caramel Apple Cake Recipe - How to Make Caramel Apple Cake

Ingredients

• 1 box spice cake mix, plus ingredients called for on box
• 3 apples
• 1/3 c. chopped peanuts, preferably roasted
• 3 c. chocolate chips
• 1 1/2 c. heavy cream
• 1 c. (2 sticks) butter, softened
• 1 c. caramel, plus more for decoration
• 4 c. powdered sugar
• 1 tsp. pure vanilla extract
• 2 tsp. cinnamon
• 3 tbsp. heavy cream
• Pinch of kosher salt