In a small bowl coat the tutti frutti with one tablespoon flour and keep it aside.
Pre heat the oven at 180C .Grease the bundt pan with Oil and keep it aside.
In a large mixing bowl add yogurt and sugar and whisk until well combined.
Add oil to this mixture and mix until nice and smooth . There should be no lumps.
Sift the flour ,baking powder ,salt and baking soda into the same bowl.
Fold all the ingredients using a dry spatula until well combined.
Lastly add the flour coated tutti frutti , chopped walnuts and fold until it is well combined.
Add some tutti frutti at the bottom of the greased bundt pan.
Pour the batter and level the top.
Place the bundt pan on the middle rack of the oven and bake for 40 minutes.
Remove from the oven and allow it to cool completely.
Using a butter knife just release the edges demould the cake.
Serve and enjoy with Tea or coffee.