Slow-Roasted Tomato and Garlic Confit Pasta

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

A warming Italian pasta dish featuring slow-roasted cherry tomatoes and garlic confit that infuses the sauce with deep, mellow flavors. This italian-inspired pasta (vegetarian) ready in about 110 minutes pairs cherry tomatoes, garlic cloves, extra virgin olive oil for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 480 calories and feeds 4, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 10 min Cook: 100 min Serves 4 Italian cuisine 480 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat your oven to 275°F. Spread 2 cups of cherry tomatoes and 10 whole garlic cloves in a small baking dish, drizzle with 1 cup extra virgin olive oil, then sprinkle 1 tsp sea salt and 1/2 tsp black pepper evenly over. Roast uncovered for 1 hour and 30 minutes until tomatoes are slightly shriveled and garlic is soft and golden.
  2. Step 2: While tomatoes roast, bring a large pot of salted water to a rolling boil. Add 12 oz spaghetti and cook for 8-10 minutes until al dente, then drain, reserving 1/2 cup pasta water.
  3. Step 3: In a large skillet over medium heat, carefully transfer the roasted garlic and tomatoes along with the infused olive oil. Crush the garlic cloves gently with the back of a spoon to release their creamy texture and stir in 1/4 tsp red pepper flakes and 1/4 cup chopped fresh basil leaves until fragrant, about 1 minute.
  4. Step 4: Add the drained pasta to the skillet and toss with the sauce, adding reserved pasta water a few tablespoons at a time to create a silky coating. Remove from heat and stir in 1/2 cup grated Parmesan cheese until melted and evenly distributed.
  5. Step 5: Serve immediately, garnished with extra basil leaves and a light drizzle of olive oil if desired.

Equipment for this recipe

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Frequently asked questions

How long does Slow-Roasted Tomato and Garlic Confit Pasta take to make?

Total time is about 110 minutes (10 min prep + 100 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Slow-Roasted Tomato and Garlic Confit Pasta?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep cherry tomatoes from drying out.

Can I substitute ingredients in Slow-Roasted Tomato and Garlic Confit Pasta?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Slow-Roasted Tomato and Garlic Confit Pasta for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

Is Slow-Roasted Tomato and Garlic Confit Pasta vegetarian?

Yes — this recipe is tagged vegetarian based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.