Pumpkin Bars

Ingredients

• 1 c. all-purpose flour
• 2/3 c. sugar
• 1 tsp. baking powder
• 1 tsp. cinnamon
• 1/2 tsp. baking soda
• 1/8 tsp. salt
• 1/8 tsp. cloves
• 1 c. canned pumpkin
• 2 egg whites, slightly beaten
• 1/4 c. oil
• 1/4 c. water
• 1/4 c. cream cheese
• 1 3/4 c. powdered sugar, divided
• 1 tsp. vanilla extract
• 1/4 tsp. lemon zest