Use this simple streusel topping recipe to top any muffin, quick bread, fruit crisp, coffee cake, or pie.

Juicy blueberries, sweet and tart, burst as you take a bite. Blueberry Sour Cream Muffins have a tender interior with a crunchy streusel to

This easy streusel topping is crumbly, crunchy, sweet, and perfect for topping muffins and quick breads.