A delicious cake for afternoon tea.
Pre-heat oven to 350F.
Grease a 9x13 inch cake pan.
Cream butter, sugar and yogurt until light and fluffy.
Add in vanilla essence and beat well.
Dribble in eggs, about 1 tablespoon at a time, until all used up.
Fold in the flour gently, then add the mashed bananas.
Add in walnuts and stir gently to mix well. Leave some walnuts for the toppings.
Pour batter into cake pan and bake for 40 to 50 mins or until golden brown. Sprinkle some chopped walnuts on top of the batter
About 10 minutes before your cake is ready, prepare sauce by melting together honey, butter and vanilla.
Let cake cool slightly, and then top with warm honey vanilla sauce before serving.