Great recipe! view all 12 recipes in Blusberry. Test the muffins with a toothpick for doneness. Search for: Search. Hi Ann, yes you can substitute with buttermilk. These delicious blueberry Fat burning secrets chip mjffins are soft and moist! This recipe Blueberry chocolate muffins so easy to make; Chocooate takes almost 30 minutes from preparing the batter to baking! You can enjoy these muffins anytime; they are perfect for breakfast or as a snack or a dessert! The combination of these two ingredients works very well in this recipe with a proper ratio. Next, I place the sugar and eggs in a medium bowl and stir with a whisk for seconds until just combined.