Drain the pineapple. Wash cutlets and dab dry. Peel onion and cut into rings. Heat oil. Fry onion in it until golden brown and take it out. Fry escalopes in frying fat for 3-4 minutes on each side, season and remove.
Toast bread and place on a baking tray lined with baking paper. Place one cutlet and 1 pineapple ring on each. Sprinkle cheese on top and season with pepper. Bake in the preheated oven (electric cooker: 225 ° C/ gas: level 4) for 5-8 minutes.
Wash the salad and tear into pieces. Wash the tomato and cut into slices. Arrange everything on plates.