When the first chill of autumn hits the air, I find myself longing for cozy meals that wrap me in warmth and comfort. That’s when I turn to my Instant Pot Broccoli Cheddar Zucchini Soup—a creamy delight that comes together effortlessly in just 20 minutes. The moment I lift the lid and inhale the rich aroma of sautéed onions mingling with fresh broccoli and melty cheddar, I know I’m about to be swept away by its inviting flavors.
This soup isn’t just quick and easy; it’s a hearty embrace in a bowl, perfect for those busy weeknights or moments when you just want to nourish your soul with something homemade. With every spoonful, the vibrant greens of broccoli and zucchini blend smoothly with the sharp bite of cheddar, making it a delightful favorite for everyone around the table. So, if you’re tired of fast food and crave the satisfaction of a comforting, delicious soup made right at home, let’s dive in and create this wholesome dish together!

Why is Instant Pot Broccoli Cheddar Zucchini Soup a Must-Try?
Creamy Comfort: The fusion of velvety cheddar and fresh veggies creates a luscious, comforting texture that feels like a warm hug.
Quick and Easy: In just 20 minutes, you can have a nutritious meal ready, making it perfect for busy evenings.
Health Boosting: Packed with nutrient-rich broccoli and zucchini, this soup nourishes your body as it delights your taste buds.
Versatile Flavor: With options to substitute vegetables or cheese, you can easily customize it to suit your preferences.
Crowd-Pleaser: Ideal for family dinners or gatherings, this soup is sure to please even the pickiest eaters. Don’t miss out—this recipe is a fantastic way to break away from fast food!
Instant Pot Broccoli Cheddar Zucchini Soup Ingredients
For the Base
- Extra Virgin Olive Oil – Adds richness and enhances flavor; substitute with canola for a lighter taste.
- Yellow Onion – Provides a sweet, aromatic base flavor; dice into 1/4-inch pieces for even cooking.
- Unsalted Butter – Enhances richness and flavor; use unsalted for better control over saltiness.
- Bay Leaves – Infuse the soup with herbal notes during cooking; remember to discard before serving.
For the Veggies
- Carrot – Adds sweetness and texture; dice into 1/4-inch pieces for even cooking.
- Broccoli Florets – Primary vegetable ingredient, providing bulk and nutrition; cut into 1-inch pieces.
- Zucchini – Adds texture and moisture; cut into 1/2-inch half-moons to avoid mushiness.
- Fresh Thyme Leaves – Adds aromatic herbal notes; substitute with thyme seasoning if needed.
For the Flavor
- Nutmeg – Provides warmth and depth of flavor; freshly grated nutmeg is preferred for the best taste.
- Black Pepper – Adds spice and depth to the flavor profile; adjust to taste.
- Cayenne Pepper – Introduces a hint of heat; omit for a milder flavor.
For the Richness
- Vegetable Broth – Acts as the base liquid, contributing flavor; can be substituted with chicken broth for a non-vegetarian version.
- Whole Milk – Makes the soup creamier; can substitute with a non-dairy alternative for lactose-intolerant individuals.
- Sharp Cheddar Cheese – Main flavoring ingredient, adding creaminess; freshly shredded is preferred to prevent graininess.
For Garnish
- Fresh Thyme Leaves (Optional) – Adds a fresh touch for garnishing the soup.
This Instant Pot Broccoli Cheddar Zucchini Soup is not just a meal; it’s a delightful embrace from your kitchen!
How to Make Instant Pot Broccoli Cheddar Zucchini Soup
Prep Ingredients:
Start by dicing the onion and carrot; cut broccoli florets and zucchini into the specified sizes. This ensures even cooking and vibrant flavors in your soup.Sauté Base:
In the Instant Pot, set it to sauté mode. Melt the butter and olive oil together, then add in the diced onions. Cook for about 5 minutes until they turn translucent and fragrant.Add Vegetables and Spices:
Mix in the diced carrot, zucchini, bay leaves, fresh thyme, nutmeg, cayenne, salt, and black pepper. Sauté this mixture for an additional 5 minutes to deepen the flavors.Combine with Broth:
Pour in the vegetable broth and scrape the bottom to release any flavorful bits. Then, stir in the broccoli florets, ensuring everything is blended well.Pressure Cook:
Lock the lid of the Instant Pot and set it to high pressure for 12-15 minutes. You’ll want the broccoli to become tender but not mushy.Blend:
Once the cooking time is up, quick-release the pressure. Discard the bay leaves and blend the soup until it reaches a chunky-creamy consistency using an immersion blender.Incorporate Dairy:
Switch the Instant Pot back to sauté mode. Gradually stir in the milk and shredded sharp cheddar cheese in small handfuls, mixing until the cheese is melted and smooth. Adjust seasoning as needed.Serve:
Ladle the comforting soup into bowls and, if desired, garnish with fresh thyme leaves for a pop of color and flavor.
Optional: Top with croutons for an added crunch!
Exact quantities are listed in the recipe card below.

Make Ahead Options
These Instant Pot Broccoli Cheddar Zucchini Soup ingredients are ideal for meal prep enthusiasts! You can chop all your vegetables—onion, carrot, broccoli, and zucchini—up to 24 hours in advance and store them in an airtight container in the refrigerator to maintain their freshness. Additionally, you can sauté the base (onions and carrots) and refrigerate it for up to 3 days before pressure cooking for that comforting taste. When you’re ready to serve, combine the prepped vegetables with broth and follow the remaining cooking instructions. This way, you’ll enjoy delicious, homemade soup on even the busiest nights, with just a little prep time!
Storage Tips for Instant Pot Broccoli Cheddar Zucchini Soup
Fridge: Store leftovers in an airtight container for up to 4 days. Allow the soup to cool before sealing to maintain freshness.
Freezer: This soup can be frozen in freezer-safe containers for up to 2 months. Make sure to leave some space at the top, as it may expand when frozen.
Thawing: To enjoy your frozen Instant Pot Broccoli Cheddar Zucchini Soup, thaw it overnight in the fridge before reheating.
Reheating: Reheat gently on the stovetop or in the microwave, adding a splash of milk or broth if needed to restore creaminess.
Instant Pot Broccoli Cheddar Zucchini Soup Variations
Feel free to play around with this recipe and make it your own; each variation brings a delicious twist!
Cauliflower Swap: Replace broccoli with cauliflower for a different yet delightful flavor that still delivers creaminess.
Cheese Options: Try different cheeses like Gruyère or Gouda for unique flavors. Each cheese brings its own personality to the soup!
Potato Boost: Add cooked, diced potatoes for a heartier soup with a wonderfully creamy texture. This twist will fill you up and keep you satisfied.
Herb Infusion: Incorporate fresh basil or dill along with thyme for an aromatic upgrade. These herbs will elevate the freshness of the soup.
Spicy Kick: Add chopped jalapeños or a sprinkle of red pepper flakes for some heat, giving your soup a vibrant zing with every sip. Adjust the heat level to your liking!
Non-Dairy Delight: Use coconut milk or almond milk for a dairy-free version that remains deliciously creamy. It’s a fantastic option for those with dietary restrictions.
Lentil Addition: Toss in some cooked lentils for extra protein and a heartier texture. They’ll blend beautifully, providing both flavor and nutritional value.
Nutty Flavor: Stir in a tablespoon of tahini or almond butter for a nutty depth that complements the soup’s creaminess. It’ll add a unique and satisfying richness.
Expert Tips for Instant Pot Broccoli Cheddar Zucchini Soup
Prep Wisely: Make sure to dice vegetables uniformly for even cooking; uneven sizes can lead to some veggies being overcooked while others remain too firm.
Sautéing is Key: Don’t skip the sauté step; it builds a beautiful flavor base that makes your soup irresistible.
Cheese Adding Technique: Always turn off the heat before adding cheddar to prevent graininess; stir it in gradually for a silky smooth finish.
Careful with Blending: Avoid over-blending; you want a chunky-creamy texture, so pulse just enough to combine.
Adjust Consistency Smartly: If your soup is thicker than desired, add milk or broth to loosen it. Water dilutes the rich flavors.
What to Serve with Instant Pot Broccoli Cheddar Zucchini Soup?
Pair this delightful soup with comforting sides that enhance its creamy, cheesy goodness and create the ultimate cozy meal.
Crusty Baguette: Enjoying this soup with a freshly baked baguette is a match made in heaven. Dip each slice into the rich broth for a heartwarming experience.
Buttered Dinner Rolls: Soft, pillowy rolls slathered in butter are perfect for soaking up the soup’s warm flavors. They add a satisfying texture that balances the creamy soup beautifully.
Simple Garden Salad: A refreshing side salad with mixed greens, cucumbers, and a light vinaigrette contrasts nicely with the soup’s richness, adding a burst of freshness to your meal.
Savory Cheese Crackers: Crispy cheese crackers provide a delightful crunch that complements the soup. Try topping them with a little extra cheddar for an indulgent touch.
Roasted Garlic Mashed Potatoes: Creamy mashed potatoes with a hint of garlic create a cozy warmth that pairs perfectly, making every bite feel like a warm hug.
Steamed Green Beans: Bright green beans add a pop of color and a tender crunch that elevates the entire meal, plus they’re easy to prepare!
Apple Crisp: For a delightful sweet finish, serve up a warm apple crisp drizzled with a bit of cream. The sweetness perfectly offsets the savory soup.
Light White Wine: If you enjoy wine, a chilled glass of Sauvignon Blanc will add a refreshing element, enhancing the flavors of the soup while keeping the vibe relaxed.
These pairings create a balanced, comforting dining experience that makes your Instant Pot Broccoli Cheddar Zucchini Soup meal unforgettable!

Instant Pot Broccoli Cheddar Zucchini Soup Recipe FAQs
How do I choose ripe and fresh zucchini for the soup?
When selecting zucchini, look for firm ones free from dark spots or blemishes. The skin should be vibrant green and slightly shiny. I recommend choosing smaller to medium-sized zucchini, as they tend to be more tender and flavorful. If you notice any large ones, consider them for baking instead, as they can be more watery.
What’s the best way to store leftovers?
Store any leftover Instant Pot Broccoli Cheddar Zucchini Soup in an airtight container in the fridge for up to 4 days. Let the soup cool to room temperature first for better preservation. Keeping it in a sealed container ensures that the flavors remain vibrant and prevents it from absorbing other odors in your fridge.
Can I freeze this soup?
Absolutely! To freeze your Instant Pot Broccoli Cheddar Zucchini Soup, allow it to cool completely and then transfer it to freezer-safe containers. Be sure to leave some room at the top of the container, as the soup will expand when frozen. Properly stored, it can last for up to 2 months. Just remember to label the containers with the date for easy reference!
What should I do if the soup is too thick?
If you find that your soup is thicker than you’d like after blending, don’t worry! Simply return the pot to sauté mode and gradually stir in a bit of milk or vegetable broth until you achieve your desired consistency. This not only thins out the soup but also maintains its creamy richness.
Can I modify this recipe for dietary restrictions or allergies?
Certainly! To make the soup dairy-free, use non-dairy milk like almond or oat milk and substitute the cheddar for a non-dairy cheese option. If you’re using a vegetable broth, ensure it’s gluten-free if that’s a concern. For those with nut allergies, stick to vegetable broth without any added seasonings that may contain nuts. Always read labels carefully for any processed ingredients.

Instant Pot Broccoli Cheddar Zucchini Soup in Just 20 Minutes
Equipment
- - Instant Pot
Ingredients
For the Base
- 2 tablespoons Extra Virgin Olive Oil or canola oil for a lighter taste
- 1 medium Yellow Onion diced into 1/4-inch pieces
- 2 tablespoons Unsalted Butter
- 2 leaves Bay Leaves
For the Veggies
- 1 medium Carrot diced into 1/4-inch pieces
- 3 cups Broccoli Florets cut into 1-inch pieces
- 2 medium Zucchini cut into 1/2-inch half-moons
- 1 teaspoon Fresh Thyme Leaves or thyme seasoning if needed
For the Flavor
- 1/4 teaspoon Nutmeg freshly grated preferred
- 1/2 teaspoon Black Pepper adjust to taste
- 1/4 teaspoon Cayenne Pepper omit for mild flavor
For the Richness
- 4 cups Vegetable Broth or chicken broth for non-vegetarian
- 1 cup Whole Milk or non-dairy alternative
- 2 cups Sharp Cheddar Cheese freshly shredded preferred
For Garnish
- 1 teaspoon Fresh Thyme Leaves optional
Instructions
Preparation
- Start by dicing the onion and carrot; cut broccoli florets and zucchini into the specified sizes.
- In the Instant Pot, set it to sauté mode. Melt the butter and olive oil together, then add in the diced onions.
- Cook for about 5 minutes until they turn translucent and fragrant.
- Mix in the diced carrot, zucchini, bay leaves, fresh thyme, nutmeg, cayenne, salt, and black pepper. Sauté this mixture for an additional 5 minutes.
- Pour in the vegetable broth and scrape the bottom to release any flavorful bits. Then, stir in the broccoli florets.
- Lock the lid of the Instant Pot and set it to high pressure for 12-15 minutes.
- Once the cooking time is up, quick-release the pressure. Discard the bay leaves and blend the soup until it reaches a chunky-creamy consistency using an immersion blender.
- Switch the Instant Pot back to sauté mode. Gradually stir in the milk and shredded sharp cheddar cheese until smooth.
- Ladle the soup into bowls and garnish with fresh thyme leaves if desired.

























