Zucchini-Tomato Casserole

Prep: 15 min Cuisine: Mediterranean

A light and flavorful zucchini-tomato casserole with Parmesan, perfect for summer dinners or vegetarian meals, highlighting fresh vegetables and cheesy goodness.

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Ingredients

  • 2 c. thinly sliced zucchini
  • 1 large thinly sliced tomato
  • 1 medium thinly sliced onion
  • 3 Tbsp. grated Parmesan cheese

Instructions

  1. Carefully select fresh zucchini, tomato, and onion, avoiding overly young or sour specimens.
  2. Slice the zucchini, tomato, and onion thinly.
  3. Layer the sliced vegetables in a casserole dish.
  4. Sprinkle grated Parmesan cheese over the top.
  5. Wrap the casserole in a mantle of charity (metaphorically, serve with kindness).
  6. Keep warm with domestic devotion and serve with peaches and cream.

Tips & Substitutions

For the best flavor, choose fresh, firm zucchini and ripe tomatoes. If you're looking for a twist, consider adding a layer of thinly sliced bell peppers or substituting the Parmesan with a sharp cheddar for a different taste. To enhance the dish, a sprinkle of Italian herbs like oregano or basil can elevate the flavors beautifully.

Serving Suggestions

This casserole pairs beautifully with a light salad, such as Greek Mushroom Salad, or a bowl of peaches and cream for dessert. It can be served as a main dish for lunch or as a side alongside grilled meats. Consider adding a slice of crusty bread to soak up the juices.

Storage & Reheating

Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat in the oven at 350°F until warmed through, about 15-20 minutes, to retain the casserole's texture. You can also microwave individual portions for a quick meal.

Nutrition & Diet Analysis (per serving)

Each serving of Zucchini-Tomato Casserole contains roughly 153 calories, with 8g protein, 20g carbohydrates, and 4g fat. It is an excellent source of vitamin C (40% of the Daily Value), and a good source of protein and calcium.

153 kcal 8% DV
Protein Fat Carbs

Macronutrients

Protein 7.9g 16% DV
Total Fat 4.5g 6% DV
Carbs 20.3g 7% DV
Fiber 1.6g 6% DV
Sugar 5.7g 11% DV

Electrolytes

Sodium 335.5mg 15% DV
Potassium 381.7mg 8% DV
Cholesterol 3mg 1% DV

Vitamins & Minerals

Vitamin A 100.7mcg 11% DV
Vitamin C 35.7mg 40% DV
Calcium 142.8mg 11% DV
Iron 1.6mg 9% DV
Diet fit Under 400 cal Low-fat
Contains Milk

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I make this casserole ahead of time?

Yes, you can prepare the casserole up to a day in advance. Assemble it without baking, cover tightly, and refrigerate. When ready to serve, bake it straight from the fridge, adding a few extra minutes to the cooking time.

What can I substitute for Parmesan cheese?

If you don't have Parmesan, you can use Pecorino Romano for a sharper flavor, or nutritional yeast for a vegan option. Both alternatives will still provide a nice umami taste to the dish.

Can I add protein to the casserole?

Absolutely! For a heartier meal, consider adding cooked ground turkey or chicken, or even chickpeas for a vegetarian option. Just layer them in with the vegetables before baking to create a complete dish.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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