Cinnamon Roll Cake

Inredients :
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
1 c. butter, softened
1 c. brown sugar
2 Tbsp. flour
1 Tbsp. cinnamon
Directions :
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 min.
2 c. powdered sugar
5 Tbsp. milk
1 tsp. vanilla