(Possibly defrost frozen spinach.) Clean and wash tomatoes. Cut off a flat lid and dice each. Hollow out the tomatoes with a teaspoon
Clean and wash the spinach. Peel and finely chop the onion. Roast pine nuts in a pan without fat. Take out
Fry the onion in hot oil. Add spinach dripping wet and let it collapse. Season. Add tomato cubes and steam briefly. Fold in pine nuts
Place the tomatoes in a greased casserole dish. Fill with spinach. Grate cheese finely. Heat 1/8 l water. Stir in sauce powder, bring to the boil. Stir in butter and half the cheese. Pour the sauce over the tomatoes. Sprinkle with rest of cheese
Bake the tomatoes in a preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/gas: level 3) for approx. 25 minutes. Goes well with crispy baguette