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5 from 3 votes

Zucchini Gratin - Tian de Courgettes

Zucchini gratin is a great way to eat your garden harvest. Served alongside a salad it is the perfect way to enjoy summer.

Course Side Dish
Cuisine American
Keyword zucchini gratin, zucchini gratin recipe
Prep Time 15 minutes
Cook Time 1 hour
Total Time 1 hour 15 minutes
Servings 8 servings
Calories 209 kcal
Author Janet Barton


  • 2 small zucchini about 1 lb
  • 1 onion finely chopped
  • 2 cups whole milk
  • 1 cup fresh bread crumbs
  • 3 eggs beaten
  • 3/4 cup Parmesan cheese
  • 1/2 cup uncooked white rice
  • 1 teaspoon salt
  • 1/2 teaspoon pepper
  • 2 teaspoons fresh thyme
  • Extra-Virgin Olive oil


  1. Preheat oven to 350 degrees.  Coat a 6 cup gratin dish with olive oil.  Set aside.
  2. Sauté the onion over low heat until soft, but not colored.  Slice the zucchini coin thin and then add to the onions and sauté an additional 2-3 minutes.

  3. Set aside.  In a large bowl, pour 1 cup of the milk over the bread crumbs; add a splash of olive oil, eggs, thyme, 1/2 cup cheese, salt and pepper.

  4. Stir until combined.  Add the onion zucchini mixture and rice. Pour into prepared gratin dish. Smooth the surface and pour the remaining 1 cup of milk over the top. Sprinkle with remaining cheese. Bake, uncovered, for one hour or until golden on top.

Nutrition Facts
Zucchini Gratin - Tian de Courgettes
Amount Per Serving
Calories 209 Calories from Fat 54
% Daily Value*
Fat 6g9%
Saturated Fat 3g15%
Cholesterol 73mg24%
Sodium 592mg25%
Potassium 396mg11%
Carbohydrates 25g8%
Fiber 1g4%
Sugar 4g4%
Protein 11g22%
Vitamin A 525IU11%
Vitamin C 18.6mg23%
Calcium 233mg23%
Iron 1.6mg9%
* Percent Daily Values are based on a 2000 calorie diet.