Undermixing refers to the insufficient blending of ingredients in a mixture, often resulting in uneven distribution. This can occur in various contexts, such as baking, where flour and sugar may not fully combine, leading to inconsistent texture and flavor in the final product. In cooking, undermixing can affect the rise and structure of baked goods like cakes and muffins. For instance, if a batter is undermixed, it may not develop the necessary gluten structure, causing the final product to be dense or crumbly. Proper mixing techniques are essential to achieve the desired consistency and quality in recipes.