Cinnamon Roll Cake

I honestly have to say this is THE best cake I have tasted in a long time!!!

Ingredients For The Cake:
3 c all-purpose flour
1/4 tsp salt
1 c granulated sugar
4 tsp baking powder
1 1/2 c milk
2 large eggs
1 Tbsp vanilla extract
1/2 c (1 stick) butter, melted
Ingredients for the cinnamon filling:
1/2 cup melted butter
1 c packed light brown sugar
2 Tbsp all-purpose flour
1 Tbsp cinnamon
for the glaze:
2 c powdered sugar, sifted
5 Tbsp cream
2 tsp vanilla extract

Instructions For The Cake:
Grease a 9″x13″ cake pan (or line it with parchment paper.
Preheat the oven to 350 degrees F.
In a large mixing bowl, whisk together flour, salt, sugar and baking powder.
Add milk, eggs and vanilla and whisk until smooth.
Add the melted butter and mix until everything is smooth.
Spread the batter in the prepared pan.

Instructions For The Filling:
In a medium mixing bowl mix sugar, flour and cinnamon until combined. Stir in butter.
Drop Tbsp of the filling over the cake batter. Swirl gently with knife or a rubber spatula.
Bake the cake 40 minutes or until the toothpick inserted in the cake part comes out clean.
Cool the cake for 10 minutes. Pour the glaze over the cake and spread evenly.

Instructions For The Glaze:
Add powdered sugar in a medium mixing bowl.
Add vanilla and milk and whisk together until smooth and drizzling consistency. Spread over still warm cake.
Keeps covered in room temperature for up to 3 days.