One birthday cake mini doughnut from Starbucks has 130 calories, 6 grams of fat, 17 grams of carbohydrates, 10 grams of sugar, and 1 gram of protein.

One birthday cake mini doughnut from Starbucks has 130 calories, 6 grams of fat, 17 grams of carbohydrates, 10 grams of sugar, and 1 gram of protein.