One-Pot Tomato Basil Pasta with Diced Tomatoes and Spinach

By · Reviewed by AislePrompt Editorial · ·

Simple pasta simmered with tomatoes, fresh basil, and spinach for a hearty, no-fuss dinner in one pot. This italian-inspired one pot ready in about 30 minutes pairs spaghetti, olive oil, garlic for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 520 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: 20 min Serves 4 Italian cuisine 520 cal/serving
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Ingredients

Instructions

  1. Step 1: Bring a large pot of salted water to a rolling boil, add 8 oz spaghetti, and cook for 8-10 minutes until al dente; drain and reserve 1/2 cup pasta water.
  2. Step 2: Heat 1 tbsp olive oil in a large skillet over medium heat. Add 3 minced garlic cloves and 1/4 tsp red pepper flakes, sautéing for 1 minute until fragrant.
  3. Step 3: Stir in 1 can (14 oz) diced tomatoes, 1/2 cup vegetable broth, and 1/4 cup chopped fresh basil. Simmer for 5 minutes, then add drained spaghetti, 2 cups fresh spinach, and 1/2 cup reserved pasta water. Toss until spinach wilts and sauce coats pasta.
  4. Step 4: Stir in 1/4 cup grated Parmesan cheese until melted and glossy. Season with salt and pepper to taste.

Equipment for this recipe

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Frequently asked questions

How long does One-Pot Tomato Basil Pasta with Diced Tomatoes and Spinach take to make?

Total time is about 30 minutes (10 min prep + 20 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 One-Pot Tomato Basil Pasta with Diced Tomatoes and Spinach?

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 spaghetti from drying out.

Can I substitute ingredients in One-Pot Tomato Basil Pasta with Diced Tomatoes and Spinach?

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 One-Pot Tomato Basil Pasta with Diced Tomatoes and Spinach 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.

What goes well with One-Pot Tomato Basil Pasta with Diced Tomatoes and Spinach?

Italian one pot like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.

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