1-First Step: Split the focaccia

Start with 1 piece of focaccia bread sized about 3 inch x 4 inch. Use a sharp bread knife to split it in half lengthwise, creating a top and bottom piece. Try to keep the cut even so both halves hold the fillings well.

Focaccia works especially well here because it is soft enough to bite into easily, but sturdy enough to handle layers of meat, cheese, and vegetables. If your bread is thick and airy, gently press it down a little after cutting so the sandwich is easier to stack and eat.

2-Second Step: Spread the basil pesto

Take your 2 tablespoons of basil pesto and spread it across the cut sides of both pieces of bread. If you want more flavor, use about 1 tablespoon on the top slice and 1 tablespoon on the bottom slice, just as the recipe tip suggests. Homemade pesto is the best choice if you have it because the flavor tends to be brighter and fresher.

The pesto does more than add taste. It also helps the sandwich feel moist and keeps the bread from tasting dry. Spread it all the way to the edges so every bite gets that herby basil punch. If you are making pesto at home, a good ingredient balance can give you a richer sandwich overall.

3-Third Step: Layer the fillings

Now it is time to build the sandwich. Add the fillings in any order you like, because this recipe is flexible. Start with 2 slices mortadella or ham, then add 2 to 3 slices salami, followed by 25 grams sliced fresh mozzarella. Finish with 1 roasted pepper from a jar or use artichokes if that is what you have on hand, then add 1 handful of arugula or rocket.

The order is mostly about texture and stability. Some people like to place the cheese close to the bread so it helps hold the other layers together. Others prefer the arugula near the top for a fresh peppery finish. There is no wrong way here, so build it in the way that looks and tastes best to you.

4-Fourth Step: Press and portion

Once the fillings are stacked, gently place the top half of the focaccia over the sandwich. Press down lightly with your hand so the layers settle together. You do not need to squish it flat, just enough to help the fillings stay in place.

If you want cleaner slices, let the sandwich rest for a minute or two before cutting. That small pause helps the pesto settle into the bread and makes the fillings less likely to slide out. Use a sharp knife to cut it in half for serving if you want easy sharing or easier handling.

5-Final Step: Serve right away

Serve the sandwich immediately for the best texture. The bread is soft, the cheese is creamy, and the arugula stays crisp. This is the kind of meal that tastes best fresh, especially because the roasted pepper and pesto bring a lot of moisture and flavor right away.

If you are packing it for later, wrap it tightly so the fillings do not fall out. Keep it in the fridge for up to one day. That makes it a handy lunch option for school, work, or a quick picnic.