This could be a low-carb meal for four ...
6 Courgettes / Zucchini
1 Cup (240ml) of heavy (double) cream
6 oz. (180 g) cheese (e.g. cheddar)
2 Large (yellow) onions
1.5 tsp salt
½ tsp black pepper
1. Pre-heat the oven at 200°C 400°F Gas Mark 6-Moderately Hot
2. First of all, cut three courgettes/zucchinis into 1-cm wide slices and line the bottom of the baking dish with them.
3. Chop the onions into small pieces and grate the cheese, and put all the onion on top of the courgette/zucchini slices. Additionally, sprinkle half of the cheese around the baking dish. Following this, mix the double (heavy) cream with the salt and pepper, and pour half of the cream into the dish.
4. Next, cut the remaining three courgettes/zucchinis into 1-cm wide slices and fully cover the food inside the baking tray with them.