Step 1

Preheat oven to 350 degrees F. Spray 8" x 8" baking dish with cooking spray or baking spray (like Baker's Joy)

Step 2

In small bowl, combine the brown sugar and cinnamon. Set aside.

Step 3

In large bowl, combine the flour, salt, and baking powder with a whisk.

Step 4

In large 4 cup measuring cup, whisk together the sugar, oil, eggs, buttermilk, and vanilla extract.

Step 5

Pour the wet ingredients into the flour mixture and MIX UNTIL JUST COMBINED. Do not over mix!

Step 6

Spread 1/2 the batter into the prepared pan, Top with half the blueberries and half the reserved brown sugar/cinnamon mixture. Press down slightly. Spread remaining batter over the first layer and then top with remaining blueberries and brown sugar/cinnamon. With a knife, swirl the batter to swirl the blueberries and cinnamon into the cake.

Step 7

Sprinkle with sliced almonds, if using, and drizzle with melted butter.

Step 8

Bake in oven for 40 - 45 minutes, or until toothpick inserted into center comes out clean. All ovens bake differently, so make sure you use the toothpick to ensure the middle is done!

Step 9

Allow to cool for 15 minutes, dust with powdered sugar (if desired), and enjoy warm!