Gluten-free Carrot Zucchin Muffins with Streusel Topping October 17, 2019 667 × 1000 Gluten free Carrot Zucchini Muffins Gluten-free Carrot Zucchini Muffins with Streusel Topping Perfectly domed, packed full of flavor, and topped with a tasty streusel, these Gluten-free Carrot Zucchini Muffins are a special treat!