For the bean patties, rinse the beans cold, drain them and place them in a mixing bowl. Crush them slightly with a fork. Wash and clean the zucchini. Approx. 3⁄4 Grate the zucchini with the beans. Peel 1 onion and chop finely.
Wash the coriander, shake dry and chop finely. Add half the coriander, onion, lemon peel, 1 teaspoon curry, 1⁄2 tsp cumin, 1 teaspoon salt and a little pepper to the beans. Crumble the cornflakes with your hands and knead everything thoroughly with your hands.
Leave to soak for about one hour.
For the sauce, mix 1 tablespoon of salad cream, ketchup and 1⁄2 TL curry. Mix the rest of the salad cream and the remaining coriander. Flavour with 1sp. cumin, salt and pepper.
Peel the remaining onion and cut into thin rings. Wash the tomatoes and cut them into thin slices. Clean the salad, wash and pat dry.
Cut the rest of the zucchini into thin slices. Heat 2 tablespoons of oil in a frying pan and fry the courgettes for about 3 minutes while turning. Season with salt, pepper and cumin and remove. Form 8 patties (flat meatballs) from the bean mixture.
Heat 4 tablespoons of oil in a frying pan. Fry the bean patties in it over medium heat for about 4 minutes on each side.
Cut the rolls in half horizontally and spread with coriander cream. Combine with lettuce, bean patties, tomatoes, zucchini, onion rings and curry sauce to make burgers.