This is an old-fashioned recipe for sour cream coffee cake that I updated to include some sweet blueberry goodness. I love fresh blueberries, and this breakfast treat is a fabulous way to enjoy them.

👏 Key Ingredients for a Tender Blueberry Loaf Cake that Stays Fresh for Days The cake is extremely soft and tender, and stays fresh for days thanks to two key ingredients: Vegetable Oil Whipped Heavy ...