It quickly became a popular candy due to its appealing caramel taste and chewiness. Simit's size, crunch, chewiness, and other characteristics vary slightly by region. Mochi's characteristic chewiness is due to the polysaccharides in it. The oil is added to increase elasticity and chewiness. Grilled cold noodles are known for their chewiness. Cheddar may be mixed with Mozzarella to preserve chewiness. The resulting mixture also increases the bread's structural stability and chewiness. Jangjorim with shitake mushrooms is usually used to add chewiness. The "chewiness" increases as the dough is kneaded for longer times. While hydrophobic polymers beneficially repel water and contribute to chewiness, they also detrimentally attract oil. Resins compose the hydrophobic portion of the gum base, responsible for its chewiness. To improve the chewiness and texture of mantou (steamed buns) the pesticide dichlorvos was added. Chewiness is empirically measured by the metrics of chew count and chew rate.