Creamy Roasted Cauliflower Pasta (Printable Version)

Silky pasta blended with roasted cauliflower, garlic, parmesan, and fresh herbs for a comforting, vegetarian main dish.

# Ingredient List:

→ Vegetables

01 - 1 medium head cauliflower, cut into florets
02 - 6 cloves garlic, peeled
03 - 1 small yellow onion, roughly chopped

→ Pasta

04 - 12 oz pasta (spaghetti, fettuccine, or penne)

→ Dairy & Liquids

05 - 1/4 cup heavy cream
06 - 1/4 cup whole milk
07 - 1/2 cup grated parmesan cheese, plus extra for serving
08 - 2 tbsp olive oil

→ Seasonings & Garnish

09 - 1/2 tsp salt, plus more to taste
10 - 1/4 tsp freshly ground black pepper
11 - 1/4 tsp crushed red pepper flakes (optional)
12 - 2 tbsp chopped fresh parsley or basil
13 - Zest of 1 lemon (optional)

# Directions:

01 - Set oven to 425°F and line a baking sheet with parchment paper.
02 - Toss cauliflower florets, garlic cloves, and onion with olive oil, salt, and pepper; spread evenly on the baking sheet.
03 - Roast for 25 minutes, turning halfway through, until cauliflower is tender and golden.
04 - Boil pasta in salted water according to package directions. Reserve 3/4 cup pasta water, then drain.
05 - Blend roasted cauliflower, garlic, onion, cream, milk, parmesan, and half the reserved pasta water until smooth. Add more pasta water to reach desired sauce consistency.
06 - Return pasta to pot; pour in sauce and toss to coat. Warm gently over low heat for 1–2 minutes, adding extra pasta water if needed.
07 - Adjust seasoning with salt and pepper. Serve immediately, topped with extra parmesan, chopped herbs, lemon zest, and red pepper flakes if desired.

# Expert Advice:

01 -
  • Roasting the cauliflower and garlic enhances their natural sweetness and adds depth of flavor.
  • The sauce is creamy and smooth without relying on heavy butter or flour-based roux.
  • Quick to prepare with minimal fuss, perfect for casual or cozy dinners.
  • Highly adaptable with options for vegan and gluten-free variations.
02 -
  • Reserve plenty of pasta water, as it helps achieve the perfect sauce texture.
  • Roast vegetables evenly by flipping halfway through to ensure consistent coloring and tenderness.
  • Use a high-powered blender or food processor to get a smooth, creamy sauce.
  • Adjust seasoning at the end, as roasting concentrates flavors.
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