Homemade Funfetti Cake and Buttercream Frosting Recipe

Ingredients

• 1 ⅔ cups all-purpose flour
• ½ teaspoon baking powder
• ¼ teaspoon baking soda
• ½ teaspoon salt
• ¾ cup sugar
• ¼ cup light brown sugar
• ½ cup unsalted butter (1 stick, melted)
• 1 large egg
• ¼ cup sour cream
• ¾ cup milk
• 1 Tablespoon vanilla extract
• ⅔ cup sprinkles ((not nonpareils))
• 1 cup unsalted butter (2 sticks, softened to room temperature)
• 4 cups powdered sugar
• ¼ cup half-and-half (or heavy cream)
• 2 ½ teaspoons vanilla extract
• dash of salt