Line the muffin pans with cupcake liners. Preheat oven to 350°
In a mixer bowl, combine flour, sugar, baking powder, baking soda, and unsweetened together. Add the eggs, oil, vanilla extract, and water. Beat everything together in a mixer using the paddle attachment. Scoop batter into the cupcake liners evenly. Bake in the preheated oven for 20minutes.
Cool down the cupcakes completely before frosting.
In a mixing bowl, whisk together butter, cream cheese, confectionery sugar, and pinch of salt. Drizzle in the food coloring while it's beating. Add to desired color tone if necessary. Transfer in a piping bag with floral tip. ( 📸 This is extra frosting,)
Pipe the floral tip in small sequences resembling hydrangea flowers.