In a shallow pan, lay the bacon out and sprinkle ¼ cup of brown sugar over the uncooked bacon. Bake bacon until dark golden brown, about 8 minutes then turn it over and sprinkle ¼ cup of brown sugar over the other side of the bacon. Bake for another 8 minutes. Using tongs, transfer to rack and cool. The bacon can be prepared unto 4 hours ahead.
– In a separate bowl, whisk together butter and sugar, slowly add in vanilla extract and maple syrup. Pour butter and sugar mixture into dry ingredients and whisk in one egg a a time. – Fold in toffee chips. Lastly, chop the cooled candied bacon and gently fold it into the batter. – Pour mixture into a 9x9 baking pan that has been lined with parchment paper. – Bake in oven for 25 minutes and allow to cool completely before cutting.