Combine the first six ingredients together in large bowl and set aside.
In a separate bowl, whisk together the sugar, oil, applesauce, eggs, yogurt and vanilla until combined.
Fold the bananas and blueberries into the wet ingredients.
Add dry ingredients to wet and fold to combine.
Fold in chia seeds.
Spray bundt pan with baking spray and then fill with the batter. Bake for about 45-55 minutes (test doneness by inserting a toothpick and making sure it comes out clean) and allow to cool for 10 minutes. Invert onto a cooling rack and allow to completely cool.
Glaze
Prepare the glaze by mixing the sugar and coffee with a fork and then drizzle over the cake and serve.