1-First Step: Get everything ready Set out your focaccia bread, pesto, mortadella or ham, salami, mozzarella, roasted pepper, and arugula. If your roasted pepper is packed in oil, let it drain for a moment so the sandwich does not get soggy. Slice the focaccia in half lengthwise so you have a top and bottom piece ready to fill.

2-Second Step: Spread the pesto Spread the basil pesto on each slice of bread. For the best flavor, coat both the top and bottom pieces. This simple move makes a huge difference because the pesto flavors every bite. Homemade pesto is especially good here, but a good store-bought version works too if that is what you have on hand.

3-Third Step: Build the layers Now add the fillings in any order you like. Start with the mortadella or ham, then add the salami, fresh mozzarella, roasted pepper, and arugula or rocket. You can stack the ingredients neatly for a pretty look, or just pile them on for a more rustic sandwich. Either way, this Italian focaccia sandwich will taste amazing. If you want the cheese closest to the bread, place mozzarella near the pesto so it softens slightly and helps hold everything together. If you like a brighter bite, keep the arugula near the top so it stays crisp.

4-Fourth Step: Press and check the balance Gently press the sandwich together so the layers settle into the bread. Do not smash it flat. You want the focaccia to stay fluffy and chewy while still keeping the fillings in place. If one side looks overloaded, shift the ingredients a little so each bite feels balanced.

5-Final Step: Slice and serve Use a sharp knife to cut the sandwich in half if you want easier serving. Then enjoy it right away while the bread is soft and the arugula is still fresh. This is the kind of meal that feels casual, colorful, and full of personality.