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Homemade granola bars are a customizable, no-bake or baked snack made from rolled oats, a sticky binder like honey or maple syrup, and a mix of add-ins such as nuts, seeds, and dried fruit. They are a popular DIY kitchen project originating in North America, often made to control ingredients and reduce packaging waste.
Typically a good source of carbohydrates for energy, with fiber from oats and nuts, and a moderate amount of protein and healthy fats depending on the add-ins. A standard bar generally ranges from 150 to 250 calories.
Culturally, they represent a shift towards personalized, whole-food snacking and are a staple in meal-prep communities. Nutritionally, their unique aspect is the ability to tailor the macro-nutrient profile—making them a high-fiber, high-protein, or energy-dense snack as desired.