Julia Child's Zucchini and Rice au Gratin

Originally she called it Tian de Courgettes au Riz featuring zucchini, rice, onions, garlic and parmesan cheese. Julia Child made the recipe with 2 lbs of zucchini but I cut the portions down to serve 1-2 people. Ingredients: 1/2 lb zucchini 1/4 cup diced onion 1/2 - 1 tsp minced garlic 1 tbsp olive oil 3/4 cup + 2 tbsps zucchini juice and enough milk or 10% cream to reach that amount 3 tbsps…