• 1 pound fettuccine pasta.
• 1/4 cup unsalted butter.
• 1/4 cup all-purpose flour.
• 4 ounces cream cheese, cubed.
• 1 cup freshly grated Parmesan cheese.
• 1 tablespoon fresh parsley, chopped.
• 1/2 teaspoon garlic powder.
• 1/2 teaspoon onion powder.
• 1/2 teaspoon black or white pepper.
• 1 pound lump crabmeat, picked over for shells.