For the sauce, peel onion and garlic. Chop both finely. Heat the oil. Sauté onion and garlic. Add tomato paste and sauté while stirring. Stir in the chopped tomatoes, oregano, 1⁄2 tsp. paprika, a little salt, pepper and 1 pinch of sugar.
Simmer for 3-4 minutes.
For the dough, clean and wash spring onions and cut into fine rings. Grate cheddar roughly. Mix 500 g flour, baking powder, baking soda and cheddar. Add butter in pieces. Quickly rub everything with your hands to form crumbles.
Whisk buttermilk and eggs. Add about half the spring onions to the crumble. Stir in briefly with a fork until a crumbly dough is just formed.
Line a baking tray with baking paper, dust thinly with flour. Form the dough into a circle (approx. 34 cm Ø) with floured hands. Preheat the oven (electric cooker: 200 °C/circulating air: 175 °C/gas: see
Spread the sauce on the dough. Spread the salami over it. Finely grate the raclette cheese. Sprinkle with the rest of the spring onions. Bake in the hot oven on the lower shelf for 35-40 minutes. Take the pizza scone out of the oven.
Sprinkle with oregano as desired.