Wash the chicken breast fillets, pat dry and cut into slices. Heat the butter in an ovenproof pan. Fry the fillets in it for approx. 4 minutes. Season with salt and pepper. Peel off the garlic cloves and squeeze. Add the gnocchi, fry for another 3 minutes.
Preheat oven to 200 degrees.
Wash and clean tomatoes, cut into wedges and add to the gnocchi. Season with salt and pepper. Stir in the chili sauce. Sprinkle with grated cheese.