Caramel Chocolate Crunch Bars

Ingredients:

For the base:

2 cups crushed pretzels

1/2 cup unsalted butter, melted

1/4 cup granulated sugar

For the caramel layer:

1 cup packed light brown sugar

1/2 cup unsalted butter

1/4 cup heavy cream

1/2 teaspoon vanilla extract

For the chocolate topping:

1 1/2 cups semi-sweet chocolate chips

1/2 cup white chocolate chips (optional for drizzle)

Directions: