Yogurt coffee cake

Ingredients

 * 2/3 cup butter
 * 3/4 cup sugar
 * 2 eggs
 * 1 cup plain yogurt
 * 1 teaspoon grated lemon peel
 * 2 cups flour
 * 1+1/2 teaspoons baking powder
 * 1/2 teaspoon baking soda
 * 1 teaspoon salt
 * 1/4 cup sugar
 * 1 teaspoon cinnamon

Directions

 * 1) Cream butter and sugar until light and fluffy.
 * 2) Beat in eggs, one at a time.
 * 3) Stir in the yogurt and lemon peel.
 * 4) Sift the flour with the baking powder, baking soda, and salt; then add these dry ingredients to the creamed mixture. Stir until smooth.
 * 5) Turn half of the batter into a greased and floured pan.
 * 6) Mix 1/4 cup sugar with cinnamon.
 * 7) Sprinkle over batter in pan.
 * 8) Top with remaining batter.
 * 9) Bake at medium heat for about one hour.