Preheat oven to 350 degrees F and grease a 9x13 in glass baking pan.

Whisk together flour, baking soda, salt, and cinnamon in a medium sized bowl and set aside.

Using your stand mixer, cream together butter and sugars until fluffy, about one - two minutes.

Add in eggs and mix until just combined.

Mix in greek yogurt and vanilla.

Add in dry ingredients and mix until just combined.

Stir in banana until evenly incorporated. Don't over mix.

Pour the batter into the prepared pan and bake for about 30 minutes.

After 30 minutes, cover with foil and bake another 10 minutes, or until an inserted toothpick comes out clean.

Let cool completely before frosting.

Using your stand mixer, cream together cream cheese and butter until fluffy, about one - two minutes.

Mix in peanut butter.

Add in heavy cream and vanilla and mix until incorporated.

Mix in powdered sugar, cocoa powder, and salt.

Frost cooled banana cake with frosting and serve immediately.*

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