One-Pot Garlic Parmesan Spaghetti with Spinach
A quick and creamy one-pot pasta infused with garlic and Parmesan cheese, brightened by fresh spinach for a wholesome dinner. This italian-inspired pasta ready in about 20 minutes pairs spaghetti, water, olive oil for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 450 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.
Ingredients
- 12 oz spaghetti
- 4 cups water
- 3 tbsp olive oil
- 4 cloves, minced garlic
- 1 tsp salt
- 1/2 tsp black pepper
- 1 cup freshly grated Parmesan cheese
- 4 cups, roughly chopped fresh spinach
- 1/4 tsp (optional) red pepper flakes
Instructions
- Step 1: In a large deep skillet or pot, combine 12 oz spaghetti, 4 cups water, 3 tbsp olive oil, 4 minced garlic cloves, 1 tsp salt, and 1/2 tsp black pepper. Bring to a boil over high heat.
- Step 2: Reduce heat to medium and simmer uncovered, stirring frequently, for 9-11 minutes until the pasta is al dente and most of the water has evaporated.
- Step 3: Stir in 4 cups roughly chopped fresh spinach and 1 cup freshly grated Parmesan cheese. Toss gently for 2 minutes until the spinach wilts and the cheese melts into a creamy coating on the pasta.
- Step 4: Sprinkle 1/4 tsp red pepper flakes if using, adjust seasoning with additional salt or pepper, and serve immediately.
Equipment for this recipe
Top-rated tools to make this recipe successfully.
Frequently asked questions
How long does One-Pot Garlic Parmesan Spaghetti with Spinach take to make?
Total time is about 20 minutes (5 min prep + 15 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 Garlic Parmesan Spaghetti with 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 Garlic Parmesan Spaghetti with 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 Garlic Parmesan Spaghetti with 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 Garlic Parmesan Spaghetti with Spinach?
Italian pasta 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.
