Applesauce Coffee Cake With Crumb Topping Recipe

• 1/4 c. all-purpose flour
• 1/4 c. golden sugar - (packed)
• 3 Tbsp. unsalted butter room temperature
• 1/2 tsp grnd cinnamon Nonstick vegetable oil spray
• 1 1/2 c. all-purpose flour
• 1/4 c. golden sugar - (packed)
• 2 tsp baking pwdr
• 1/2 tsp baking soda
• 1/2 tsp salt
• 1/2 c. unsweetened applesauce
• 1/3 c. low-fat buttermilk
• 2 Tbsp. vegetable oil
• 1 lrg egg yolk
• 1 tsp vanilla extract
• 1/2 tsp grated lemon peel - (packed)
• 2 lrg egg whites

Directions