Italian Snickers Brownies

1/2 cup of Unsalted Butter, softened at room temperature
10 oz of Semisweet Chocolate, melted
1 cup of Granulated Sugar
1/4 tsp of salt
2 eggs
1 cup of flour
2-1/2 tbsp of Cocoa powder
1/2 tsp of Instant espresso powder
1 cup of Chopped up Snickers