WHY MAKE IT
A little comfort, a lot of flavor.
Combining the smoky, vegetable-forward depth of central Mexican rajas con crema with tender Italian pasta creates an intensely satisfying weekday meal. Poblano peppers offer mild, fruity warmth once charred over an open flame or high-heat broiler, shedding their bitter outer skins while their fleshy interiors soften. Paired with sweet corn kernels blistered until caramelized, the earthy base finds its balance against rich Mexican crema and the salty, sharp punch of aged cotija cheese. This recipe relies on starchy cooking water to bridge dairy fat and pasta starch into an emulsified sauce that clings tenaciously to spaghetti. Quick to assemble yet layered with distinct textures, it brings together garden freshness, dairy tang, and comforting warmth in every forkful.
Roasting and Preparing Poblanos
Roasting poblanos thoroughly until their outer waxy skin blackens and blisters is crucial for both flavor and digestive comfort. Trapping the hot peppers inside a covered bowl allows residual steam to separate the thin peel from the tender pulp. Avoid rinsing the peppers under tap water to wash away charred skins, as that washes away natural smoky oils and rich volatile aromatics. Instead, use a damp paper towel or fingers to wipe the blackened skin clean, leaving behind sweet, smoky strips of chile flesh.
Working with Mexican Crema
Mexican crema features a higher fat content and lower acidity than standard commercial sour cream, making it far less prone to breaking under gentle stove heat. If genuine cultured crema is difficult to locate, a smooth blend of cultured sour cream and whole milk works well to match the thinner consistency. When introducing lime juice, always do so towards the very end of cooking. The gentle residual heat warms the cream without curdling, yielding an emulsified coating that balances the natural sweetness of roasted corn.
Texture and Garnishing Techniques
Reserving half of the charred sweet corn and a portion of crumbled cotija creates an appealing textural contrast against the soft pasta. Cotija is a firm, dry cow's milk cheese that softens under heat without melting into strings, providing a salty, crumbly bite similar to feta or dry ricotta salata. Ensure your cheese uses halal-suitable microbial or plant rennet. Finish the dish immediately before serving so the fresh cilantro leaves remain crisp and aromatic against the warm, creamy strands.
Before you start
Avoid boiling the crema at high heat because high acidity from the lime juice paired with intense heat can cause dairy proteins to separate into unsightly curds. Keep the stove temperature strictly at medium-low once the crema is poured, and fold in the citrus juice just as you incorporate the warm pasta off the main flame to preserve a glossy, velvety consistency across every strand.
THE RECIPE
Charred Corn and Poblano Spaghetti with Cotija
4 servings · 20 minutes preparation · 25 minutes cooking · 10 minutes cooling, chilling or resting
Ingredients
Step-by-step instructions
- Set your oven broiler to high and place the whole poblano peppers onto a rimmed metal baking sheet lined with foil, positioning them roughly 4 inches beneath the heat source. Broil for 8 to 10 minutes, rotating twice with tongs until skins are deeply blistered and blackened on all sides.
- Transfer the charred poblanos immediately into a heatproof bowl, seal with a lid or plate, and let them rest and steam for 10 minutes to loosen the skins.
- While the peppers steam, bring a 5-quart pot of generously salted water to a rolling boil over high heat, drop in the 12 ounces of dried spaghetti, and boil for 9 to 10 minutes until just al dente. Reserve 0.5 cup of the cloudy pasta cooking water before draining the spaghetti into a colander.
- Heat 1 tablespoon of vegetable oil in a 12-inch heavy-bottomed skillet over medium-high heat. Add the 2 cups of fresh sweet corn kernels and cook undisturbed for 2 to 3 minutes until blistered and browned on the bottom, then stir and cook for an additional 2 minutes; transfer half of the charred corn to a small plate for garnish.
- Peel away the charred papery skins from the rested poblanos using your fingers or a paper towel, discard stems and seeds, and finely slice the flesh into thin 2-inch strips.
- Lower the skillet heat to medium, melt the 2 tablespoons of unsalted butter into the remaining corn, and add the diced white onion with 0.5 teaspoon of kosher salt, sautéing for 4 minutes until translucent. Stir in the minced garlic and sliced poblanos, cooking for 1 minute until fragrant.
- Pour in the 1 cup of Mexican crema and 0.25 cup of the reserved pasta cooking water, stirring gently over medium-low heat for 2 minutes to warm through without boiling vigorously.
- Add the drained spaghetti, fresh lime juice, remaining 0.25 teaspoon of kosher salt, and cracked black pepper into the skillet, tossing vigorously with tongs until the sauce coats every strand; splash in the remaining reserved pasta water if needed to adjust glossiness.
- Remove from heat and fold in half of the chopped cilantro and 2 ounces of the crumbled cotija cheese, then divide among warm bowls and top with the reserved charred corn, remaining cilantro, and remaining 2 ounces of cotija cheese.
Kitchen notes
Avoid boiling the crema at high heat because high acidity from the lime juice paired with intense heat can cause dairy proteins to separate into unsightly curds. Keep the stove temperature strictly at medium-low once the crema is poured, and fold in the citrus juice just as you incorporate the warm pasta off the main flame to preserve a glossy, velvety consistency across every strand.
Storage & make-ahead
Promptly refrigerate leftovers in a sealed container within 2 hours. Store chilled for up to 3 days. Reheat gently in a nonstick skillet over medium-low heat with a splash of milk or water, stirring constantly until steaming hot and reaching an internal temperature of 165 F / 74 C.
An original recipe guide inspired by themes in our Pinterest research. Recipe has not been independently kitchen-tested. AI-generated image is illustrative; your finished dish may look different.
Frequently asked questions
Can I use frozen sweet corn instead of fresh cobs?
Yes, frozen sweet corn works well. Thaw the kernels completely and pat them thoroughly dry with paper towels before adding them to the hot skillet; excess moisture prevents the kernels from searing and achieving deep char marks.
Is cotija cheese spicy?
No, cotija cheese is not spicy. It is a mild, milky, and distinctly salty dry cheese aged to develop a firm texture that crumbles easily over salads and hot pasta dishes without melting.
Can I substitute another pasta shape for spaghetti?
Certainly. Shapes with ridges or hollow centers such as penne rigate, rigatoni, or fettuccine work exceptionally well, catching pockets of the silky crema and bits of blistered corn in every bite.
