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A colorful layered vegetable tian with roasted zucchini, squash, potatoes, and tomatoes in a baking dish topped with golden parmesan.
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Easy Vegetable Tian

Prep Time20 minutes
Cook Time45 minutes
Total Time1 hour 5 minutes
Servings: 4 servings
Calories: 180kcal

Ingredients

  • 1 medium yellow onion, thinly sliced
  • 2 cloves garlic , minced
  • 1 large zucchini , sliced into 1/4-inch rounds
  • 1 large yellow squash, sliced into 1/4-inch rounds
  • 2 medium Russet potatoes, peeled and sliced into 1/4-inch rounds
  • 2 large Roma tomatoes, sliced into 1/4-inch rounds
  • 4 tablespoons extra -virgin olive oil
  • 1 teaspoon dried thyme
  • 0.5 teaspoon kosher salt
  • 0.25 teaspoon ground black pepper
  • 0.5 cup grated Parmesan cheese

Instructions

  • Preheat the oven to 400 degrees Fahrenheit (200 degrees Celsius).
  • In a skillet over medium heat, sauté the sliced onions and minced garlic in one tablespoon of olive oil until softened and translucent.
  • Spread the sautéed onion and garlic mixture evenly across the bottom of an 8x8-inch baking dish.
  • Arrange the sliced vegetables vertically in the dish, tightly alternating layers of potato, zucchini, squash, and tomato until the dish is full.
  • Drizzle the remaining olive oil over the vegetables and season uniformly with thyme, salt, and pepper.
  • Cover the baking dish tightly with aluminum foil and bake for 30 minutes.
  • Remove the foil, sprinkle the Parmesan cheese over the top, and continue baking for 15 to 20 minutes until the vegetables are tender and the top is golden brown.