Blueberry Crumb Muffin

A blueberry crumb muffin is a sweet, single-serve quick bread studded with blueberries and topped with a crunchy streusel or crumb topping. Commonly eaten for breakfast, as a snack, or with coffee, it’s often tracked to record portion size and nutrient details—such as calories, carbohydrates, sugar, fat, fiber—and to account for recipe variations or dietary restrictions and allergens.