Heat oven to 325. Spray 9 by 5 loaf pan.
Whisk together the eggs and vanilla until
combined. Set aside. In another bowl combine the
flour , baking powder, cinnamon, and salt
together. Set that aside. In a bowl of a stand
mixer beat the softened butter and sugar together
until light and fluffy about 3 minutes. With the
mixer running on low s;peed, add the egg vanilla
mixture and continue to beat until smooth and
light in color. With the mixer running on low
speed, slowly add the dry ingredients until just
combined. The batter is very thick and very
sticky. Do not over mix the batter.