Corn Chex is a breakfast cereal made from corn. It features a distinctive square shape with a grid pattern, which helps it maintain its crunchiness in milk. The cereal is often enjoyed as a quick breakfast option or as a snack. Originally introduced in the 1950s, Corn Chex is part of the Chex brand, which includes other varieties like Rice Chex and Wheat Chex. It is typically low in sugar and can be used in various recipes, including snack mixes and desserts, making it a versatile choice for many households.