Semi-hard Swiss cheese is a type of cheese made from cow's milk that is aged for a minimum of three months. It is a type of Swiss cheese that is firmer than Emmental, but softer than Gruyere. The cheese has a nutty flavor and a semi-hard texture. Tilsit is a type of semi-hard Swiss cheese that is made in Germany and the Netherlands. It is a yellow cheese with a mild, slightly sweet flavor and a creamy texture.