Ingredients
1. All purpose flour (1c)
2. baking powder (1tsp)
3. baking soda (1/4tsp)
4. egg, separated (1)
5. sour cream (1c)
6. mashed banana (1large)
7. milk (1/4c)
8. salt (1/4tsp)
9. granulated sugar (1 1/2tsp)
10. melted butter (1/4c)

Method of preparation:–
1. First heat the waffle iron. Take a large bowl. Mix dry ingredients flour, baking powder, baking soda, sugar and salt in it and then keep it aside for sometime.

2. Take another bowl, mix egg yolk, milk, banana, butter and sour cream. Mix all these wet ingredients thoroughly. Add this wet mixture to the mixture of dry ingredients. Blend it properly. Add beaten egg white in it to form the batter soft. Pour this batter with cup onto the center of the hot waffle iron.

3. Bake it for about 5 to 6 minutes until the waffle gets golden. Take out the waffles carefully from the waffle iron and serve warm.

Number of servings-4 waffles.