Kitty Girl Cupcakes

Ingredients

• 3 tsp baking powder
• 1/2 tsp fine salt
• 1/2 cup vegetable oil
• 2 large eggs
• 1/2 cup unsalted butter (softened)
• 2 tbsp Greek yoghurt (or sour cream)
• 1/2 batch American buttercream frosting
• 1 tsp vanilla extract (vanilla bean paste)
• 1 1/4 cups caster sugar (superfine)
• 2 drops pink food gel
• 3 1/2 cups plain flour (all-purpose)
• 1 1/2 cups full-cream milk (whole)
• 2 drops teal food gel
• 2 tsp strawberry flavouring
• 1 tsp melon flavouring
• 100 g Wilton black candy melts (melted (31/2 oz))
• 20 g Wilton pink candy melts (melted (3/4 oz))
• 3 drops pink food-gel colouring
• 2 drops turquoise food-gel colouring
• 2 drops yellow food-gel colouring
• 2 drops purple food-gel colouring
• 20 pink mini marshmallows (halved)