In a liquid measuring cup, measure out non dairy milk and add vinegar or lemon juice. Let set to curdleactivate. Add softened butter to a large mixing bowl and cream with a mixer. Then add sugar and vanilla and beat until combined and fluffy about 2 minutes. Add dry ingredients omitting sprinkles to a sifter in this order 1 cup flour, baking soda, baking powder, salt, and then remaining 12 cup flour. Sift over buttersugar mixture alternating with the almond milk mixture. Blend until until well incorporated and no large lumps remain. Add sprinkles and gently foldstir with a rubber spatula or mixing spoon. Divide evenly among cupcake holders making sure NOT to overfill. These do best at 34 of the way up. Bake on a center rack for 2. They will only have a very, very slight golden brown color. Let cool completely on a cooling rack. In the meantime, prepare frosting. Wipe clean your mixing bowl and add softened butter. Beat until light and fluffy. Then add vanilla and mix once more. Add powdered sugar 12 cup at a time and continue mixing until thick and creamy. Drizzle in a little non dairy milk to thin. You want this frosting to be very thick so it will hold its shape once on the cupcakes. Once cooled, frost cupcakes and top with sprinkles. Serve immediately. Store leftovers covered at room temperature or refrigerated. Some brands of sprinkles arent vegan friendly, so be sure to checkdapted from Isa Chandra with inspiration from Brown Eyed Bakerutrition information is a rough estimate for 1 of 1. Serving size 1 cupcake w frosting Calories 3. Fat 1. 5g Saturated fat 4. Carbohydrates 4. Sugar 3. Sodium 2. Fiber 0.