Created by Kittencal on September 11, 2011
Step 1: Preheat oven to 350 degrees F (set oven rack to second lowest position).
Step 2: Grease a 13 x 9-inch baking pan.
Step 3: In a small bowl combine the flour with next 3 ingredients.
Step 4: In a medium mixing bowl beat melted butter with cream cheese, sugar and vanilla until combined (about 2 minutes).
Step 5: Add in eggs; beat for 3 minutes.
Step 6: Mix in the flour mixture on low speed until just combined.
Step 7: Using a wooden spoon mix in the blueberries (the mixture will be very thick!).
Step 8: Spread into baking pan.
Step 9: In a small bowl combine 1/3 cup sugar with cinnamon, then sprinkle over the batter.
Step 10: Bake for 50-60 minutes or until cake tests done.