Place the croquettes on a baking tray lined with baking paper and prepare according to the package instructions
Wash and halve the tomatoes. Peel and finely chop the onion. Dab steaks dry and season with salt. Heat oil in 2 large pans. Fry the steaks for about 4 minutes while turning. Season with pepper. Take out finished steaks and keep warm
In a pan, fry the onion cubes in the frying fat for about 5 minutes until translucent. After about 3 minutes add tomatoes. Deglaze with stock, bring to the boil, season to taste with salt, pepper and vinegar. Meanwhile melt the fat in the second pan, beat the eggs in it and fry them. Season with salt and paprika. Arrange steaks, tomatoes, croquettes and eggs