Mother's Day Caramel Filled Chocolate Cocoa Brownies

INGREDIENTS

3/4 cup

unsalted butter

1 1/2 cups

light brown sugar

large eggs + 1 egg yolk

1 tsp

vanilla extract

1/2 tsp

salt

3/4 cup

cocoa powder

1/3 cup

all-purpose flour

Ghirardelli SQUARES, either Milk Chocolate Caramel or Dark Chocolate Sea Salt Caramel