Carrot Raisin Sourdough Muffins Carrot Raisin Sourdough Muffins are simply delicious. Shredded carrots add a nice healthy taste, raisins adds sweetness and sourdough starter adds a wonderful tangy flavor to these muffins. I have made made muffins using my sourdough stater and these are by far one of my favorites. The other muffin I love