Step 1
In a small saucepan, melt butter and sugar together over medium heat.

Step 2
Set aside and allow to cool for 15 minutes.

Step 3
Melt dark chocolate in a small saucepan or microwave until it is a creamy texture.

Step 4
Melt white chocolate in a small saucepan or microwave until it is a creamy texture.

Step 5
Drizzle caramel, dark chocolate and white chocolate evenly over chips.

Step 6
Sprinkle salt and cool for 10 minutes.