How many calories in homemade meringue?

The calorie content of homemade meringue primarily depends on the ingredients used, particularly the amount of sugar. On average, a standard meringue made with egg whites and sugar contains about 20-25 calories per piece, assuming a typical serving size of about 10 grams. However, this can vary based on the recipe and any additional ingredients. For more precise calorie counts, it's best to calculate based on the specific quantities used in your recipe.