Chocolate-Toffee Caramel Bars

• 1 Yellow Cake Mix
• 1/3 cup Vegetable oil
• 2 Eggs
• 12 ounces Semi-sweet chocolate chips (1 pkg)
• 3 Heath or Skor bars, coarsely chopped
• 1/2 cup Butter
• 32 Caramels, unwrapped
• 14 ounces Can sweetened condensed milk
• 1/3 cup Toffee pieces (optional)

1. Heat oven to 350 degrees. Grease 13x9" pan.
2. In large bowl, combine cake mix with oil and eggs; blend well. Add in chocolate chips, chopped Heath bars, and additional toffee pieces (optional). Press 1/2 of this mixture into the pan. Bake for 10 minutes.
3. In medium saucepan, combine butter, caramels, and condensed milk. Stir constantly and cook over med-low heat until mixture is smooth. Pour caramel mix evenly over the pre-baked layer 1. Top with the remaining cake mixture, attempting to cover the entire carmel layer.
4. Bake for another 25-30 minutes or until the top is set and golden brown. Cool for 20 minutes then run a knife around the edges of the pan. Cool another 40 minutes. Refrigerate for 1 hour.

mix, vegetable oil, eggs, chocolate chips, butter, caramels, condensed milk, toffee

Taken from food52.com/recipes/19516-chocolate-toffee-caramel-bars (may not work)