This Creamy Pesto Tortellini Bake with Mozzarella is a rich, comforting dish that brings together tender stuffed pasta, herb-packed pesto, and a creamy, cheesy sauce baked to golden perfection. It’s one of those meals that feels gourmet but is surprisingly simple to prepare, making it perfect for both weeknight dinners and special occasions.
What makes this dish truly special is the pesto. Made from basil, garlic, cheese, and olive oil, pesto delivers bold, fresh flavor that instantly elevates any pasta dish. When combined with creamy elements and melted mozzarella, it creates a perfectly balanced bake—herbaceous, cheesy, and irresistibly comforting. This type of pasta bake is loved for its flexibility, allowing you to easily adjust ingredients while still achieving a rich, satisfying result.
Ingredients
- 20 oz (560 g) cheese tortellini (fresh or frozen)
- 1 ½ cups (360 ml) basil pesto sauce
- 1 ½ cups (360 ml) milk or heavy cream
- 2 cups (200 g) shredded mozzarella cheese
- ½ cup (50 g) grated Parmesan cheese
- 2 cups (60 g) fresh spinach
- 2 cloves garlic, minced
- 1 tbsp olive oil
- ½ tsp salt
- ½ tsp black pepper
- ½ tsp Italian seasoning
- ¼ cup (60 ml) reserved pasta water
Equipments
- Large pot for boiling pasta
- Colander
- Medium saucepan
- Wooden spoon or whisk
- 9×13 inch baking dish
- Measuring cups and spoons
- Knife and cutting board
- Aluminum foil
Instructions
- Preheat your oven to 375°F (190°C) so it’s ready once everything is assembled.
- Bring a large pot of salted water to a boil and cook the tortellini until just al dente.
- Before draining, reserve ¼ cup of the pasta water to help adjust sauce consistency later.
- Drain the tortellini and set aside, allowing excess moisture to evaporate.
- Heat olive oil in a saucepan over medium heat.
- Add minced garlic and sauté for about 30 seconds until fragrant.
- Pour in the pesto sauce and milk or cream, stirring continuously to combine into a smooth mixture.
- Add reserved pasta water and stir well to slightly loosen the sauce while maintaining creaminess.
- Season with salt, black pepper, and Italian seasoning.
- Stir in fresh spinach and cook briefly until wilted into the sauce.
- Add cooked tortellini into a large bowl and pour the pesto cream sauce over it.
- Toss gently until every piece of tortellini is fully coated.
- Lightly grease your baking dish with oil or butter.
- Transfer the tortellini mixture into the dish and spread evenly.
- Sprinkle mozzarella cheese generously over the top.
- Add Parmesan cheese for extra depth and a slightly crispy finish.
- Cover loosely with foil to prevent over-browning.
- Bake in the preheated oven for 20 minutes.
- Remove foil and bake an additional 10–15 minutes until the cheese is bubbly and golden.
- Remove from the oven and let it rest for 5–10 minutes before serving.
- Serve warm while the cheese is melted and creamy.
Recipe Information
- Prep Time: 15 minutes
- Cook Time: 30 minutes
- Total Time: 45 minutes
- Servings: 6–8
- Cuisine: Italian-American
- Course: Main Course
Nutrition Information (Approximate)
- Calories: 470 kcal
- Protein: 20 g
- Carbohydrates: 42 g
- Fat: 24 g
- Fiber: 3 g
- Sugar: 4 g
- Sodium: 780 mg
Flavor Profile Breakdown
- Creamy and rich from milk and cheese
- Herbaceous and fresh from pesto
- Savory and cheesy throughout
- Slight nuttiness from Parmesan
- Balanced with mild garlic notes
Tips for Best Results
- Cook tortellini slightly underdone to prevent softness after baking
- Use high-quality pesto for maximum flavor
- Add pasta water gradually to control sauce thickness
- Let the dish rest before serving for better structure
- Use freshly shredded mozzarella for better melt
Variations & Substitutions
- Add grilled chicken for extra protein
- Use half-and-half instead of heavy cream for a lighter version
- Swap spinach with kale or broccoli
- Use different tortellini fillings like spinach or mushroom
- Add sun-dried tomatoes for extra flavor
Mistakes to Avoid
- Overcooking tortellini before baking
- Using too much liquid, making it watery
- Skipping seasoning adjustments
- Not covering during the first bake stage
- Serving immediately without resting
Serving Suggestions
- Serve with garlic bread
- Pair with a fresh green salad
- Add roasted vegetables
- Sprinkle extra Parmesan before serving
Storage Tips
- Store in an airtight container in the fridge for up to 3 days
- Reheat in the oven for best texture
- Freeze for up to 2 months
- Thaw overnight before reheating
Why You’ll Love This Recipe
- Rich, creamy, and full of flavor
- Easy to prepare with minimal effort
- Perfect for busy weeknights
- Great for meal prep and leftovers
- Customizable with simple ingredients
How to Serve
- Scoop into plates while warm
- Garnish with fresh basil or parsley
- Serve with crusty bread
- Add chili flakes for extra heat
FAQs
Can I use frozen tortellini?
Yes, frozen tortellini works perfectly; just cook it before baking.
Do I need to cook tortellini first?
Yes, cooking it until al dente ensures the best texture after baking.
Can I make this ahead of time?
Yes, assemble the dish and refrigerate until ready to bake.
Can I freeze this pasta bake?
Yes, it freezes well both before and after baking.
What makes the sauce creamy?
The combination of pesto, milk or cream, and cheese creates a smooth, rich sauce.
Can I add protein?
Yes, grilled chicken, shrimp, or sausage work well.
Why is my bake watery?
Too much liquid or not draining pasta properly can cause this.
What cheese works best?
Mozzarella melts beautifully, while Parmesan adds flavor depth.
How do I reheat leftovers?
Reheat in the oven at 350°F until warmed through.
Can I make it vegetarian?
Yes, this recipe is naturally vegetarian if no meat is added.
