Banana Nut Layer Cake

Ingredients

95 gr shortening
400 gr sugar
2 egg
240 ml buttermilk
150 gr mashed ripe bananas
280 gr flour
5 gr baking soda
3 gr salt
8 gr vanilla extract
160 gr walnuts
55 gr butter
110 gr packed brown sugar
180 ml milk
1 egg yolk
9 round baking pans

Instructions

Cool in pans 10 minutes before removing to a wire rack. For filling, melt butter and brown sugar in a saucepan over medium heat. In a small bowl, combine flour and salt with a small amount of milk; stir until smooth. Add the remaining milk gradually. Add egg yolk and mix well; stir into saucepan. Cook and stir over medium heat until very thick, about 10 minutes. Add vanilla and nuts. Cool. Spread between cake layers. Dust with confectioner's sugar. Chill. Store in the refrigerator.