"<em><strong>Editor's Note:</strong> Cinnamon is a great way to top off any dessert recipes, and this Cinnamon Sugar Crumb Topping is no exception. With just a few ingredients, you'll have a delicious, buttery cinnamon topping that's the perfect finishing touch for a classic <a href="https://www.cookstr.com/Breakfast-Recipes/Cinnamon-Coffee-Cake" target="_blank">coffee cake recipe</a>.<br /> <br /> You can use this for a multitude of dessert ideas — fro..."