Potato gratin with shrimp and tomatoes

Ingredients for 2 servings:

• 500 g potatoes, mostly waxy
• 1 small onion(s), finely chopped
• 1 clove(s) garlic, finely chopped
• 1 tbsp olive oil
• 400 g tomato(s), chopped from the can
• 1 tbsp tomato paste
• salt and pepper
• 25 g Parmesan
• 125g mozzarella
• 100 g shrimp(s)

Instructions

Working time approx. 20 minutes; Cooking/baking time approx. 40 minutes; Total time approx. 1 hour

Boil the potatoes in their skins for 15 minutes, peel, let cool, and slice. Sauté the onion and garlic in olive oil. Sauté with the tomato paste. Add the chopped tomatoes and a little water and simmer gently for about 15 minutes. Season with salt and pepper. Butter a gratin dish. Pour in half of the tomato sauce and sprinkle with half of the grated Parmesan. Layer the potatoes in a brick shape and season with salt and pepper. Arrange the prawns between them. Sprinkle with the remaining Parmesan. Spread the remaining tomato sauce between and over the potatoes. Dice the mozzarella and arrange it on the gratin. Bake the gratin on the lowest rack of an oven preheated to 220°C for about 25 minutes. Serve with a green salad or cucumber salad.