"These cookie bars are loaded with three kinds of chocolate as well as toffee and marshmallows. Adapted from Martha Stewart...."
INGREDIENTS
•
cooking spray
•
½ cup unsalted butter, softened
•
2¼ cups all-purpose flour
•
2¼ teaspoons baking powder
•
1 teaspoon kosher salt
•
1½ cups packed brown sugar (can use dark or light, I typically use light)
•
3 large eggs
•
1 teaspoon pure vanilla extract
•
1 cup miniature marshmallows
•
1 cup semisweet chocolate, coarsely chopped (can use chips)
•
1 cup milk chocolate chips
•
1 cup toffee bits
•
½ cup white chocolate, coarsely chopped (can use chips)