Ingredients

2-3 mabhanana mahombe akaibva, akamenywa achaenzana nekapu imwe chete (approx. 8 oz.)
1-3/4 makapu (210 gramu) hupfu hwese
1/2 tsp. kubika pasoda
2 tsp. kubika hupfu
1/4 tsp. munyu kana pinch
1/3 kapu (2.6 oz.) butter yakanyoroveswa
2/3 cup (133 gramu) granulated sugar
2 mazai, room temperature
2 tbsp. mukaka, tembiricha yekamuri
1/2 mukombe (64 magiramu) akachekwa walnuts nokuda batter + 1/4-1/2 mukombe walnuts nokuda topping
1 tbsp. kukurumidza oats yekuisa (optional)