Sift flour and measure.
Cut and line two 9" cake pan bottoms with parchment paper.
Drain beets and puree in a blender.
Melt chocolate over the stove or in a microwave.
Mix flour, baking soda, and salt in a bowl.
In another bowl, cream sugar and oil until well mixed.
Add eggs, beets, and vanilla.
Next, mix in melted chocolate and blend well.
Slowly add the dry ingredients.
Place in two prepared cake pans.
Bake cakes at 350° for 25-35 minutes.
Cool cakes on racks and let cool for 10 minutes before removing from pans