Name: Sauteed Zucchini and Onions
Prep time: 10 min
Cook time: 10 min
Total time: 20 min
Cuisine: American
Ingredients: 1 tablespoon olive oil; 2 tablespoons butter; 1 small white onion, diced; 4 medium zucchini, cut into bite-sized chunks; 3 cloves garlic, minced; 2 teaspoons fresh thyme; 1/4 teaspoon red pepper flakes; Salt and pepper, to taste; 1/8 cup Parmesan cheese, grated

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This quick and easy sautéed zucchini and onions recipe is a delicious way to enjoy fresh vegetables with minimal effort. The combination of tender zucchini, sweet onions, garlic, and a touch of parmesan makes it a perfect side dish for just about any meal. It’s flavorful, healthy, and comes together in just 20 minutes.

Sauteed Zucchini and Onions

Why You’ll Love This Recipe

Quick and easy with minimal prep
Perfect side dish for lunch or dinner
Naturally vegetarian and gluten-free
Light, fresh, and flavorful
Great way to use up summer zucchini
Cooks in just one skillet
Simple ingredients with big flavor
Customizable with herbs and spices
Low in calories but satisfying
Pairs well with a variety of mains

Ingredients

(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)

Olive oil
Butter
White onion, diced
Zucchini, cut into bite-sized chunks
Garlic, minced
Fresh thyme
Red pepper flakes
Salt and pepper
Grated parmesan cheese

Directions

Heat olive oil and butter in a large skillet over medium-high heat.
Add diced onion and cook for 4–5 minutes, or until softened to your liking.
Stir in the zucchini and cook for another 3–5 minutes, until the edges are lightly browned.
Add garlic, thyme, and red pepper flakes. Stir to combine.
Season with salt and pepper to taste.
Turn off the heat and sprinkle the grated parmesan over the vegetables.
Serve warm.

Servings and timing

Servings: 6
Prep Time: 10 minutes
Cook Time: 10 minutes
Total Time: 20 minutes

Variations

Cheese Swap: Use feta, goat cheese, or omit cheese for a dairy-free version.
Herb Alternatives: Try basil, oregano, or rosemary in place of thyme.
Add Protein: Toss in cooked chickpeas or white beans for a heartier dish.
Extra Veggies: Add bell peppers, cherry tomatoes, or mushrooms.
Spicy Kick: Increase the red pepper flakes or add a dash of hot sauce.
Lemon Zest: Finish with a bit of lemon zest for a bright touch.

Storage/Reheating

Refrigerator: Store in an airtight container for up to 3 days.
Freezer: Not recommended, as zucchini may become mushy once thawed.
Reheating (Stovetop): Reheat in a skillet over medium heat until warmed through.
Reheating (Microwave): Microwave on medium for 1–2 minutes, stirring halfway through.

FAQs

Can I make this recipe ahead of time?

Yes, it reheats well and can be prepped in advance for quick meals.

Should I peel the zucchini?

No, the skin is tender and nutritious, so no peeling is needed.

Can I use yellow squash instead?

Absolutely. Yellow squash can be used in place of or alongside zucchini.

How do I prevent the zucchini from getting mushy?

Avoid overcooking and cut the zucchini into larger chunks to help retain texture.

What kind of onion works best?

White onion is used here, but yellow or red onions work just as well.

Can I make this vegan?

Yes, simply substitute the butter with more olive oil and skip the parmesan or use a plant-based alternative.

Is fresh thyme necessary?

Fresh thyme gives great flavor, but you can use dried thyme or another herb if preferred.

What main dishes does this pair well with?

It pairs beautifully with grilled chicken, fish, tofu, rice dishes, or pasta.

Can I make this recipe oil-free?

You can use a splash of vegetable broth in place of oil and butter, though the flavor may be slightly different.

Is this suitable for meal prep?

Yes, this dish holds up well in the fridge and makes a great vegetable component for meals throughout the week.

Conclusion

Sauteed Zucchini and Onions is a flavorful and versatile side dish that highlights the natural goodness of simple ingredients. With minimal prep and cook time, it’s a go-to recipe for busy weeknights or elegant dinners alike. Whether served alongside a main course or as part of a veggie-packed meal, this dish is a fresh and satisfying way to enjoy zucchini.

Emma