01 -
16 ounces cavatappi pasta.
02 -
6 tablespoons butter, divided.
03 -
1 teaspoon garlic powder.
04 -
1 teaspoon onion powder.
05 -
1 teaspoon cayenne pepper.
06 -
1 teaspoon kosher salt.
07 -
½ teaspoon black pepper.
08 -
¼ cup flour.
09 -
4 cups half and half.
10 -
12 ounces gruyere cheese.
11 -
12 ounces white cheddar.
12 -
2 pounds raw shrimp.
13 -
¾ cup panko breadcrumbs.
14 -
2 tablespoons parmesan.