Peel and finely chop the onion. Heat 1 tablespoon of oil in a pot and fry the onion until transparent. Add 300 ml water and lentils, bring to the boil, cover and simmer for about 30 minutes. Add 1/2 tsp salt and simmer for another 5 minutes.
Put the lentils on a sieve, drain and let them cool down for about 30 minutes.
Wash 1 bunch of parsley, shake dry and pluck off the leaves, except for a little to garnish. Puree the pistachios, parsley, 30 g parmesan, 1 tbsp ricotta, 5 tbsp oil and approx. 5 tbsp water. Season to taste with salt, pepper and lime juice.
Clean the zucchini, wash and pat dry. Grate the zucchini and squeeze them in a clean tea towel. Peel garlic and chop finely. Wash chillies, dab dry, cut lengthwise and remove seeds.
Chop the chilli finely. Wash 1/2 bunch of parsley, dab dry and chop the leaves.
Puree the lentils and 125 g ricotta so that about 1/3 of the lentils remain whole. Mix garlic, lime zest, chilli, parsley, breadcrumbs and 40 g parmesan cheese well. Season to taste with salt and pepper.
Form about 20 small meatballs with slightly moistened hands. Place them on a baking tray lined with baking paper. Drizzle with a little olive oil. In a preheated oven (electric cooker: 225 °C/ circulating air: 200 °C/ gas: see
manufacturer) Bake for 20-25 minutes.
Sort the salad, wash and drain. Distribute the salad on 4 plates and arrange the ready meatballs on top. Sprinkle with some pistachio pesto and garnish with parsley.