Soak the buns. Drain beans and corn, rinse and drain. Peel onions, dice 1
Knead minced meat, egg, squeezed bread roll, diced onion, 1/3 each beans and corn, salt and pepper. Shape into a loaf. Roast in the preheated oven (electric cooker: 200 °C/recirculating air: 175 °C/gas: level 3) for 50-60 minutes
Halve 1 onion and cut into slices. Wash and halve or slice the tomatoes and cucumber. Clean, wash and finely chop the lettuce. Mix the remaining corn and beans, up to 1 tablespoon each, with the salad ingredients. Mix vinegar, salt, pepper and some sugar. Whip the oil into the mixture. Mix with the salad
Wash and chop the parsley. Mix with the rest of the beans and corn and sprinkle over the roast. Serve with tomato salsa and tortilla chips
Drink: cold beer