Vegan strawberry cake with strawberry buttercream

Name: Vegan strawberry cake with strawberry buttercream
Prep time: 30 min
Cook time: 1 h 30 min
Total time: 2 h
Ingredients: 900 g (2 lb) / 32 oz destemmed strawberries*, plus extra to decorate; 150 g / 2/3 cup neutral oil, I used grapeseed; 300 g / 1½ cups caster sugar 360 ml / 1½ cups plant milk, I used soy; 15 ml / 1 tbsp vanilla extract; 500 g / 4 cups all purpose flour*; ¼ tsp salt; 2 tsp baking powder; 1 tsp baking soda; 150 g / 5.3 oz (¾ cup) vegan butter, softened; 400 g / 14 oz (3¼ cups) icing / powdered sugar