Chicken Fettuccine Alfredo

Ingredients (11)

• 6 ounces uncooked fettuccine
• 1 pound boneless skinless chicken breasts, cubed
• 1 small onion, chopped
• 1 tablespoon butter
• 4 garlic cloves, minced
• 1/2 teaspoon salt
• 1/8 teaspoon cayenne pepper
• 4-1/2 teaspoons all-purpose flour
• 1-1/2 cups fat-free half-and-half
• 1 cup frozen peas, thawed
• 1/4 cup grated Parmesan cheese