Melt Butter – In a medium saucepan over medium heat, melt the butter.
Add Cream & Seasonings – Pour in the heavy cream, then whisk in garlic powder, salt, and black pepper. Simmer for 2 minutes.
Incorporate Cheese – Gradually add the Parmesan cheese, whisking continuously until fully melted and smooth.
Adjust Consistency – If the sauce is too thick, stir in milk (½ cup at a time) until desired consistency is reached.
Serve – Toss with cooked fettuccine or drizzle over grilled chicken. Garnish with fresh parsley.