This is my Tuesday night savior when I'm tired, hungry, and need something on the table FAST. The secret? Really good vegan butter and way more garlic than you think you need. Trust me on this. The pasta water creates a silky sauce that coats every strand, and finishing with fresh lemon zest takes it from good to "holy crap, this is amazing."
Get everything ready before you start – this recipe moves FAST once you begin. Slice your garlic thinly (not minced – slices get golden and crispy, minced garlic burns too easily). Chop your parsley. Zest your lemon. Have your butter ready. This is what pros call "mise en place" and it's the difference between smooth cooking and kitchen chaos.
Bring a large pot of salted water to a rolling boil. And when I say salted, I mean it should taste like the ocean – about 2 tablespoons of salt. Cook your pasta until it's ALMOST done, about 1 minute less than the package directions say. It'll finish cooking in the sauce. IMPORTANT: Before draining, scoop out at least 1 cup of pasta water. This starchy water is liquid gold for creating a silky sauce.
While the pasta cooks, heat a large skillet over medium heat. Add all that beautiful vegan butter. Yes, all of it. We're not being shy here. Let it melt completely, swirling the pan occasionally. You want the butter melted but not browning yet – we're saving that golden color for the garlic.
Add those garlic slices to the melted butter. This is the most critical step, so pay attention. Cook the garlic, stirring frequently, until it's golden and fragrant – about 2-3 minutes. You want golden, not brown, and definitely not burnt. Burnt garlic is bitter and sad. If you start to smell that harsh, burnt smell, you've gone too far. The garlic should smell sweet and amazing, and the butter should be a beautiful golden color.
Sprinkle in those red pepper flakes. I use about 1/2 teaspoon, but I like heat. If you're sensitive to spice, start with 1/4 teaspoon – you can always add more at the end. Stir them in and let them bloom in that garlicky butter for about 30 seconds. This releases their flavor and heat into the oil.
Here's where magic happens. Add the drained pasta directly to the pan with the garlic butter. Start tossing immediately using tongs or two forks. Add pasta water a little at a time – maybe 1/4 cup to start – and keep tossing. The starch in the pasta water combines with the butter to create a creamy sauce that coats every strand. You want it saucy but not soupy, coated but not swimming. This should take about 2 minutes of constant tossing. Your arm will get a workout, but it's worth it.
Kill the heat. This is important – you don't want to cook the lemon or parsley, just warm them through. Add your chopped parsley, lemon zest, and a big squeeze of lemon juice (about 2 tablespoons). Toss everything together one more time. The lemon brightens everything up and cuts through the richness of the butter. The parsley adds freshness. This is what takes it from "good butter pasta" to "holy crap, what IS this and why is it so good?"
NOW taste it. Does it need more salt? More lemon? More pepper? Adjust to your preference. I usually add a generous amount of black pepper at this point. If you're using nutritional yeast, sprinkle some on now – it adds a cheesy, umami flavor that's incredible. But honestly? This pasta is perfect as is.
Plate it up and serve right away. This pasta is at its absolute best when it's hot and freshly made. The sauce will thicken as it sits, so if you have leftovers (unlikely, but possible), add a splash of water or plant milk when reheating. Top with extra nutritional yeast, red pepper flakes, and fresh parsley if you're feeling fancy. Then dig in and enjoy the fact that something this delicious came together in 20 minutes.