Spray loaf pan with non-stick spray and preheat oven to 375 F.
Beat butter and sugar until fluffy.
Add eggs and mix till combined.
Add chai and pumpkin and mix till combined.
Add baking powder, baking soda, and salt, and mix in.
Add flour and mix till incorporated.
Fill mini loaves about ¾ way with batter and bake for approximately 15 minutes or until a toothpick inserted into the center comes out clean.
Cool in pan for 5-10 minutes, then move to a wire rack to cool completely.
Frosting
Beat butter till soft and fluffy.
Beat in cream cheese till combined.
Add powdered sugar until frosting reaches desired consistency and sweetness.
Spread onto tops of cooled loaves.
Notes
After adding the dry ingredients, mix the batter as little as possible but enough to ensure the dry ingredients are fully incorporated.If using a full-size loaf pan, bake time will be increased.