In a mess Pasta, Pizza, Burger, Lasagne, Nachos, Tortilla and Falafel are made for snacks from Monday to Sunday with the week starting on Monday. Pasta is made on the last day. Nachos are made in middle of the week. Tortilla and Pizza are made between Thursday and Sunday. Lasagne is made on Tuesday. Tortilla is made just 2 days after Falafel. When is burger made?