1 lb penne pasta, cooked

1/2 lb fresh shrimp, peeled and deveined

1 teaspoon garlic powder

1/2 teaspoon cayenne pepper

1/8 teaspoon ground cinnamon

1/8 teaspoon ground nutmeg

1/2 teaspoon ground cumin

1 teaspoon granulated sugar

1 teaspoon fresh thyme

Salt and pepper, to taste

2 tablespoons butter, divided

2 cloves garlic, minced

1 red bell pepper, thinly sliced

1 yellow bell pepper, thinly sliced

1 green bell pepper, thinly sliced

1 cup heavy cream

1/2 cup cream cheese, softened

1/2 cup grated parmesan cheese, plus 2 tablespoons for garnish

1–2 green onions, sliced, for garnish