Peppered Shrimp Alfredo *

12 oz. penne pasta1/4 c. butter2 tbs. extra virgin olive oil1 onion, diced2 cloves garlic, minced1 red bell pepper, diced8 oz. portobello mushrooms, diced1 lb. medium shrimp, peeled and deveined1 (15-oz.) jar Alfredo sauce1/2 c. grated Romano cheese1/2 c. cream1/4 tsp. cayenne pepper, or to tasteSalt and pepper to taste1/4 c. chopped parsleyBring a large pot of lightly salted water to a boil. Add pasta and cook 8 to 10 minutes or until al dente; drain.Meanwhile, melt butter with the olive oil in a saucepan over medium heat. Stir in onion and cook until softened and translucent, about 2 minutes. Stir in garlic, red pepper, and mushroom; cook over medium-high heat until soft, about 2 minutes more.

Stir in the shrimp and cook until firm and pink. Pour in Alfredo sauce, Romano cheese, and cream; simmer, stirring constantly, until thickened, about 5 minutes. Season with cayenne, salt, and pepper to taste. Stir drained pasta into the sauce and serve sprinkled with chopped parsley.

(Allrecipes)