Best Blueberry Muffins

"These Blueberry Muffins with crumb topping are just heavenly. They are slightly crunchy on the outside, sweet and soft on the inside and plump full of sweet juicy blueberries with a delectable sweet cinnamon crumb topping. Calling all blueberry lovers and you know who you are!! Blueberries are by far my favorite fruit! They are just perfect in every way!! Blueberries are just so versatile and are full of anti oxidants, vitamins, minerals and fiber. Following strawberries blueberries are the second most popular berry in the United States. These Blueberry Muffins with Crumb Topping are simply amazing. "