BUTTERMILK (DAIRY-FREE): Add Almond milk and lemon juice together in a measuring cup, stirring until combined. Let sit for 10 minutes or so.
STORAGE: Best kept if stored in an air-tight container in the refrigerator for up to 7 days (unfrosted) and 3-4 days when frosted. Also, can be frozen for up to 6 months when unfrosted and thawed.
OIL: Instead of vegetable oil, you can also use Coconut oil, if preferred.
FLOUR: If you don’t have cake flour, you can always just use all-purpose flour entirely instead.
SPRINKLES: You can purchase Sprinkle Pop Sprinkles on their site in a wide variety of colors and mixes.