Hazelnut Olive Oil Cake (GF, DF)

Bahan-bahan (12 porsi)

• 150 g / 5oz hazelnut meal (1 3/4 cups firmly packed) ((ground hazelnut, sub almond meal, Note 1))
• 1/2 tsp baking soda / bicarbonate soda (, sifted (Note 2))
• Zest of 1 lemon (, finely grated (about 2 teaspoon or so))
• Pinch of salt
• 1/2 cup + 1 1/2 tbsp extra-virgin olive oil ((Note 3))
• 1 cup caster sugar / superfine sugar ((sub ordinary/granulated sugar))
• 3 large eggs (, at room temperature (Note 4))
• 2 tsp vanilla extract
• 1/4 cup whole hazelnuts (, toasted then roughly chopped (Note 5))
• Icing sugar / confectioners' sugar (, for dusting)
• Crème fraîche ((dollop for company))