This cake was really good and much easier than the process of making cinnamon rolls.
http://cookinupnorth.blogspot.com/2011/07/cinnamon-roll-cake.html
Cake:
3 c. flour
1/4 tsp.salt
1 c. sugar
4 tsp. baking powder
1 1/2 c. milk
2 eggs
2 tsp. vanilla
1/2 c. butter, melted
Topping:
1 c. butter, softened
1 c. brown sugar
2 Tbsp. flour
1 Tbsp. cinnamon
Mix everything together except for the butter. Slowly stir in the melted butter and pour into a greased 9x13 pan. For the topping, mix all the ingredients together until well combined. Drop evenly over the batter and swirl with a knife. Bake at 350 for 28-32 minutes.
Glaze:
2 c. powdered sugar
5 Tbsp. milk
1 tsp. vanilla
While warm drizzle the glaze over the cake.