Tahini Cake with Sesame Coating (Susam Mantolu Tahinli Kek)

Tahini Cake with Sesame Coating (Susam Mantolu Tahinli Kek)
3 eggs
1 ½ cup sugar
1 cup canola oil
½ cup tahini
½ cup cold milk
1 tsp/1 package baking powder
2 cups flour

For the coating:
1 tsp soft margarine
½ cup sesame
2 tbsp walnut pieces

In a large bowl, mix the eggs and sugar with a mixer till it gets foamy (for about 5 minutes). Add canola oil and cold milk. Stir with a wooden spoon. Then, stir in flour and baking powder. Finally add tahini and stir well to dissolve all ingredients.
Meanwhile, apply soft margarine all over the cake pan with a brush or your fingers. Pour the sesame inside and try to coat inside the cake pan evenly. And then, pour the cake mixture inside and sprinkle with walnuts on top.
Preheat the oven to 350 F (180 C) and bake for about 40-50 minutes till the cake turns golden brown.