For the tuna snails, preheat the oven to 170 °C. Roll out the puff pastry, spread with tomato paste and sprinkle with oregano.
Drain the tuna and cut into smaller pieces with a fork. Spread the tuna on the puff pastry and sprinkle with grated cheese.
Sprinkle some pizza seasoning on top and roll up the puff pastry. Cut into slices about 2 cm thick, place on a baking sheet lined with baking paper and brush with beaten egg.
Bake the tuna snails for about 10-15 minutes.
Preparation Tip:
The tuna snails are delicious enjoyed both cold and warm.