1. Cook the macaroni in boiling salted water for 2 minutes less than is suggested on the packet. Once cooked drain then refresh under cold water.
  2. In a medium saucepan, over heat, melt the butter. Add the flour and mix through the butter and cook until it begins to split. Add ¼ of the milk into the butter and flour then mix until the mixture becomes smooth.
  3. Repeat this process until all the milk is added and the sauce is smooth and thick.
  4. Add the Jarlsberg and mozzarella cheese in batches, mix in the parmesan cheese until smooth then add the jalapenos.
  5. Add the pasta to the cheese sauce then mix until all the pasta is coated. Pour into an oven dish.
  6. In a bowl mix the bread crumbs with olive oil. Sprinkle the bread crumbs over the top of the mac and cheese.
  7. Bake in a 180°C oven for 30-35 minutes until golden brown and crispy on top.
  8. Serve and enjoy with family and friends!