Place arugula, parsley, pepitas & garlic in a food processor and pulse until everything is finely chopped.

With the food processor on low, slowly drizzle in the olive oil allowing it to emulsify.  Use a spatula to scrape down the sides halfway through.

Add in parmesan cheese and salt and pepper to taste and pulse a few more times to combine.

Shred cheeses and mix together.

Slice linguica into long strips and pan fry until golden and crispy.

Butter one side of each slice of bread and build your sandwich in a cold skillet.

Bread, pesto, linguica, shredded cheese, bread..

Cook on medium heat for 3-5 minutes per side or until both sides are golden brown.  Cut diagonally into 4 triangles.