01 -
Bring a large pot of water to a boil over high heat. Salt generously and add the fettuccine. Cook according to package instructions until al dente. Reserve one cup of pasta water before draining.
02 -
In a large skillet, melt the butter over medium-high heat. Add the garlic and cook for 30 seconds until aromatic. Season with salt, black pepper, and dried oregano.
03 -
Pour the heavy cream into the skillet and stir consistently to prevent burning. Bring to a boil, then reduce heat to medium and cook for an additional 5 minutes, stirring occasionally.
04 -
Stir in the grated Parmesan cheese and whisk until smooth and creamy.
05 -
Add the cooked fettuccine to the skillet and toss to coat in the sauce. If the sauce is too thick, add some reserved pasta water to adjust the consistency.
06 -
Garnish with additional Parmesan cheese and red pepper flakes, if desired. Serve immediately.