fresh big tomato, cut into chunks • black or red beans • litters of large potatoes • leeks sliced largely the white and green parts • big white onions, diced finely • garlic smashed then diced, 1cm ginger peeled and diced finely • (your desire)red and yellow pepper deseeded and diced finely • Cow skin(optional) • Seasoning(salt etc) • White pepper (sachet or solid) • Blender • water •