Gluten free vanilla bundt with lemon glaze

Name: Gluten free vanilla bundt with lemon glaze
Prep time: 10 min
Cook time: 1 h 5 min
Total time: 1 h 5 min
Yield: 16 portions
Ingredients: 220 g unsalted butter; 50 g gluten free flour; 4 eggs; 280 g caster sugar; 1 tbsp grapeseed oil; 200 g gluten free cornflour; 1 tsp gluten free baking powder; 2 tsp natural vanilla extract; 1 pinch salt; 150 g pure icing sugar; 10 - 20 g lemon juice