Cook the linguine in salted water until al dente. Reserve ½ cup of the pasta water, then drain.
In a large skillet over medium heat, brown the ground beef until fully cooked. Drain any excess grease.
Add butter and minced garlic to the skillet. Sauté for 1–2 minutes until fragrant.
Season with salt, pepper, and Italian seasoning. Stir in heavy cream and simmer gently.
Add Parmesan cheese and stir until fully melted and creamy.
Toss in the cooked linguine and reserved pasta water. Mix well to coat.
Garnish with fresh parsley and optional red pepper flakes. Serve hot.
Notes
Use coconut cream and dairy-free Parmesan for a dairy-free version.Substitute linguine with gluten-free pasta if desired.For extra richness, drizzle with additional garlic butter before serving.