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Categories:Viewed: 41 - Published at: 4 years ago
Ingredients
- 1 tablespoon butter
- 2 teaspoons olive oil
- 1 small onion, diced
- 3/4 cup heavy whipping cream
- 3 eggs
- salt and ground black pepper to taste
- 3/4 cup shredded mozzarella cheese
- 1/4 cup grated Parmesan cheese
Method
- Preheat oven to 350 degrees F (175 degrees C). Grease an 8x8-inch baking dish.
- Heat butter and olive oil in a skillet over medium-high heat; cook and stir onion in the heated butter-olive oil until onions soften, about 10 minutes. Transfer onion to a plate to cool.
- Whisk cream, eggs, salt, and black pepper in a bowl; stir in mozzarella cheese, Parmesan cheese, and onion. Pour mixture into the prepared baking dish.
- Bake in the preheated oven until eggs are set and a knife inserted in the center comes out clean, about 35 minutes.
