In a large bowl, combine flour, sugar, baking powder, baking soda, and salt.
Whisk the egg into the buttermilk and add to flour mixture along with melted butter.
Stir with a wooden spoon just long enough to get flour mixed in.
Fold in 2 chopped snickers bars.
Grease a griddle or large nonstick pan with vegetable oil and heat over medium heat.
Use a ladle or measuring cup to pour batter and form pancakes about 4 inches across. Batter will be thick.
Cook until bubbles form on top, flip over and cook until set in the middle.
To make syrup, place 3 chopped Snickers bars and heavy cream in a small saucepan with a heavy bottom. Set over low heat and stir until completely melted. Stir in maple syrup. You can reheat the sauce in the microwave if you need to.