For the cake; in a medium bowl, whisk together 1 cup flour, baking powder, ginger and salt. In a large bowl using a mixer combine the yellow cake mix, butter, eggs, milk and sour cream. Add the remaining 1/2 cup sugar; beat until light and fluffy. Gently mix together with a spoon. Blackberry Coffee Cake Ingredients: Almond Flour - I’ve really come to prefer almond flour in baked goods. Blackberry Coffee Cake – Recipe from Yummiest Food Cookbook Beat in the egg and vanilla. In a large mixing bowl, cream the remaining 1/4 cup butter with an electric mixer on medium speed. It gives a tender crumb in cakes, cookies, and biscuits. Alternately beat in the flour mixture and the milk until just combined. Coconut Flour - Just a little bit of coconut flour goes a long way. This Blackberry Swirl Coffee Cake Recipe is a simple yet elegant addition to any breakfast, brunch, or afternoon coffee break! In a smaller bowl combine the blackberries, sugar, cinnamon and nuts. This is my favorite homemade coffee cake recipe, and the addition of blackberries takes it over the top! https://www.joyofbaking.com/breakfast/BlackberryCreamCheeseCoffeeCake.h… https://www.bettycrocker.com/recipes/blackberry-coffee-cake Spray a 10 inch bundt pan with cooking spray. This blackberry coffee cake recipe is light, fluffy, filled with a blackberry puree, and topped with a sweet brown sugar topping!