1. finely Chop the ham, tomatoes, and herbs.
2. Grate the cheese on a fine grater.
3. Combine the crushed products. Add mayonnaise, salt, pepper and mix well.
4. Cut the loaf into slices.
5. Spread the loaf slices with butter and place on a baking sheet with the butter facing down.
6. Put the sandwich mass on a loaf.
7. Bake in the oven at 180° for 10-15 minutes until Golden.