Mini Funfetti Cake

Ingredients

• 1 1/2 cups all purpose flour
• 1/2 teaspoon baking powder
• 1/4 teaspoon baking soda
• 1/4 teaspoon salt
• 3/4 cup granulated sugar
• 1/4 cup light brown sugar
• 1/2 cup unsalted butter melted, 2 stick or 230 grams
• 1 large egg
• 1 cup buttermilk
• 2 teaspoons vanilla extract
• 6 tablespoons sprinkles
• 1/2 cup salted butter softened to room temperature
• 1/2 cup powdered sugar sifted
• 1 tablespoon milk
• 2 drops green food coloring or whatever color you like