Simple pasta with butter and Parmesan is the three-ingredient dinner that raised half of Italy — long strands tossed with softened butter, grated cheese, and the starchy water they cooked in. That water is the trick that turns fat and cheese into an actual sauce. Ready in half an hour, most of it passive.
There are some nights when only the purest comfort food will do. Enter the timeless, elegant, and ridiculously simple Pasta with Butter and Parmesan. This isn’t just a dish; it’s a culinary hug in a bowl. The magic lies in its simplicity and the quality of its ingredients. The secret? A splash of starchy pasta water that transforms butter and cheese into a luxuriously creamy sauce that clings to every strand of pasta. Forget complicated recipes—this 30-minute wonder is your new weeknight hero, and I’ll show you how to make it, and its many delicious variations, absolutely perfect.
Ingredients
• MAKES: 4 servings
• TIME: 30 minutes
• Sea salt, to taste
• 4 to 6 tablespoons / 57 to 85g (3 oz) unsalted butter, softened to room temperature
• 1 pound / 454g (16 oz) long pasta, such as spaghetti, linguine, or fettuccine
• 1 cup / 100g (3.5 oz) freshly grated vegetarian Parmesan-style cheese, plus more for serving
• Freshly ground black pepper, to taste
Instructions
1. Bring a large pot of water to a rolling boil and salt it generously. This is your only chance to season the pasta itself!
2. While the water heats, place your softened butter in a large, warm serving bowl. Having the bowl warm prevents the butter from seizing when the hot pasta is added.
3. Cook the pasta according to package directions until al dente (tender but with a slight bite). Before draining, carefully reserve about 1 cup (240 ml) of the starchy cooking water. This is liquid gold!
4. Drain the pasta and immediately add it to the bowl with the softened butter. Toss vigorously to melt the butter and coat the pasta. Add a splash of the reserved pasta water to help create a smooth, emulsified sauce.
5. Add the grated Parmesan cheese and a generous amount of black pepper. Continue to toss, adding more pasta water a tablespoon at a time as needed, until the cheese melts and the sauce is creamy and glossy. Serve immediately, passing extra cheese at the table.
Nutritional Information
• Serving Size: 1 of 4
• Calories: 550 kcal
• Protein: 20g
• Carbohydrates: 65g
• Fat: 25g
• Note: These are estimates and may vary based on the specific and portion sizes used.
Pro Tips
• Pro-Tips for Perfect Butter & Parmesan Pasta
• The secret to a silky, non-greasy sauce is starchy pasta water. Add it a tablespoon at a time while tossing until the butter and cheese emulsify into a creamy coating that clings to the pasta.
• Don’t be shy with cheese variations! Swap Parmesan for a vegetarian Pecorino Romano for a sharper bite, or add a dollop of mascarpone for extra creaminess.
• Elevate the flavor by browning the butter. Melt it over medium heat with a few fresh sage leaves until it smells nutty and turns a golden brown before tossing with the pasta.
• Easily boost the nutrition and flavor by tossing in a cup of cooked peas, wilted spinach, a tablespoon of lemon zest, or a handful of mashed roasted garlic cloves at the end.
FAQ
Q: How do I make sure my Parmesan cheese is vegetarian
A: Traditional Parmesan-Reggiano uses animal rennet, so it’s not vegetarian. To keep this dish truly vegetarian, look for a hard cheese labeled ‘vegetarian Parmesan’ or check the ingredients for ‘microbial rennet’ or ‘vegetable rennet’ instead of animal rennet. Many grocery stores carry excellent vegetarian-friendly options.
Q: Can I add protein to this vegetarian pasta dish
A: Absolutely. To easily boost the protein, consider tossing in a cup of cooked chickpeas, cannellini beans, or edamame at the end. Serving it with a side of roasted tofu or a simple salad topped with toasted nuts also creates a more protein-rich vegetarian meal.
Q: What are some good vegetarian variations for this recipe
A: This dish is a fantastic base. For a nutritional boost, wilt in a few handfuls of fresh spinach or kale with the hot pasta. For extra flavor and texture, add sautéed mushrooms, sun-dried tomatoes, a tablespoon of lemon zest, or a handful of mashed roasted garlic cloves.
Q: How do I store and reheat leftover butter and parmesan pasta
A: Store leftovers in an airtight container in the refrigerator for up to 3 days. To reheat, gently warm the pasta in a skillet over low heat. Add a splash of water or vegetable broth to help loosen the sauce and bring back its creamy consistency, stirring until heated through. This method is better than microwaving, which can make the sauce separate.
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Simple Pasta with Butter and Parmesan
Ingredients
Method
- Bring a large pot of water to a rolling boil and salt it generously. This is your only chance to season the pasta itself!
- While the water heats, place your softened butter in a large, warm serving bowl. Having the bowl warm prevents the butter from seizing when the hot pasta is added.
- Cook the pasta according to package directions until al dente (tender but with a slight bite).
- Before draining, carefully reserve about 1 cup (240 ml) of the starchy cooking water. This is liquid gold!
- Drain the pasta and immediately add it to the bowl with the softened butter.
- Toss vigorously to melt the butter and coat the pasta.
- Add a splash of the reserved pasta water to help create a smooth, emulsified sauce.
- Add the grated Parmesan cheese and a generous amount of black pepper.
- Continue to toss, adding more pasta water a tablespoon at a time as needed, until the cheese melts and the sauce is creamy and glossy.
- Serve immediately, passing extra cheese at the table.
- Don't be shy with cheese variations! Swap Parmesan for a vegetarian Pecorino Romano for a sharper bite, or add a dollop of mascarpone for extra creaminess.
